Ackley wildcats, such as the .30-06 Ackley Improved, feature increased case capacity and provide superior ballistics. Plus, standard factory loads of the parent …Apr 17, 2024 · The .280 Ackley Improved might not be the newest or fastest cartridge out there. But the following characteristics make it one of the best options for Western big game. One of P.O. Ackley's earliest wildcats was the 7mm-06 Improved, which was made by necking down the .30-06 Springfield case and fire-forming it to have less body taper and a 40-degree shoulder angle. Soon after the .280 Remington came out, Fred Huntington reformed its case to an improved configuration with minimum body taper, a 35-degree ...When it comes to buying that spooky-ish-looking Victorian mansion, the word is 'buyer beware.' Advertisement Helen Ackley and her family lived with ghosts for years in their turn-o...Apr 5, 2022 ... In this video I discuss the 280 Ackley Improved Cartridge. I talk about its lineage and attributes. #shooting #hunting #rifles Email- ...The case design of the 7x64 is almost identical to the .30-06, making the 7x64 very similar to the .280 Remington. There are relatively few 7x64 rifles outside of Europe although European brand rifles are sometimes exported in this caliber. The 7x64 is common in South Africa but in the U.S, Canada, Australia and New Zealand, rifles chambered ...Ackley would improve cartridges as small as the .22 Hornet and .218 Bee, up through the .30-30 and .30-’06, up to the .338-’06, with his own designs running up to the …Patrick’s 6.5-06 rifle is a hefty, custom-made number, likely built for long-range bench work. It was built on a Remington Model 30 action with a heavy, 24-inch E.R. Shaw barrel. Using Hornady’s 123-grain SST and Western Powders, the best group resulted from 52 grains of Accurate 4350. This three-shot group measured .29 inch, center to center.Ackley wildcats, such as the .30-06 Ackley Improved, feature increased case capacity and provide superior ballistics. Plus, standard factory loads of the parent cartridge can be fired in an AI-chambered rifle. The most prolific creator of wildcat cartridges was P.O. Ackley. During the 1940s and ’50s, he developed an extensive portfolio that ...Jul 16, 2023 · The 280 ackley improved and 270 cartridges bring their own distinct characteristics to the table. The 280 ai boasts impressive ballistic performance, while the 270 excels in its trajectory and wind drift capabilities. Comparing their muzzle velocity and energy, the 280 ai holds the advantage. However, when it comes to recoil and perceived ... So, Campfire friends, that's the story of the 6.5-.280 Ackley. It is a superb round. Frankly, my work with my Gordy Gritters 6.5-'06 Ackley proved it to be fully equal to the 6.5-280 Ackley. If I were to chose between the rounds, I would go for the 6.5-'06 Ackley because dies are easier to obtain and the choice of brass (.25-06) is far superior.One of P.O. Ackley's earliest wildcats was the 7mm-06 Improved, which was made by necking down the .30-06 Springfield case and fire-forming it to have less body taper and a 40-degree shoulder angle. Soon after the .280 Remington came out, Fred Huntington reformed its case to an improved configuration with minimum body taper, a 35-degree ...Jul 20, 2022 ... 30-06, but according to Art, “The .280 Ackley does the job with a lot less bang and recoil. With a 140-grain out of the .280, recoil is nothing.For reference, compare that to 17.5 degrees on the .30-06, 25 degrees on the .300 Win. Mag., and a scant 8.5 degrees on the long, tapered .300 H&H case. ... However, the .280 Ackley and other improved case shapes provide an abrupt wall on the forward end of the propellant chamber. This holds the column of gunpowder inside the case a bit more ...Rechambering a custom rifle for the 223 Ackley Improved. Fire-formed 223 Ackley Improved case (left) and fired 223 Remington case (right). The improved case (left) doesn't have a tapered body and has its shoulder moved forward at a sharper, 40 degree (versus 20 degree) angle. Parker Otto (P.O.) Ackley was a well known author and …The .338-06 AI makes for a great big-game cartridge, as it lets the shooter use heavy bullets from 180 to 250 grains. When in areas that have big, brown bears or elk, the .338-06 AI provides big-game performance without having to use a magnum cartridge. However, for those who load the lighter 180-grain bullet, it then turns into a deer slayer.Hornady Precision Hunter .280 Remington Improved 162 grain ELD-X Centerfire Rifle Ammunition. $ 72.99. Buy Now. .280 Remington Ackley Improved Ammo, Rifle Ammo.Apr 16, 2014 ... I thought we were talking about overall case length. Yes there is certainly a difference between where the shoulder of the 30-06 case is and ...Ackley wildcats, such as the .30-06 Ackley Improved, feature increased case capacity and provide superior ballistics. Plus, standard factory loads of the parent …280 Ackley Improved vs 280 Remington. DESIGN AND SPECIFICATIONS. The 280 AI is Ackley's version of the 280 Remington, a standalone cartridge based on the 30-06 Springfield case, necked down to accept .284-inch bullets. Necking down the cartridge allows for a wide range of bullet choices that are often …So I don't have to change the bolt I went 22-250 AI fast twist, 308, and 280 AI fast twist with some free bore so I can load the bullets out and push the heavies. The 22-250 and 280 have 27" barrels. The 308 is 20". Tell me why I should consider a 7mm PRC over the 280 AI FT +P. The negative for me is brass and a $400+ bolt change.The AI case has more capacity, and should not exhibit as much "stretching", (i.e., brass flow lengthening the case necks) as the standard cartridge, so cases will not require trimming as often. The 30-06 AI tends to be an improvement for the shooter that reloads, since it offers increased case capacity and longer case life.That’s 8 grains (12.6 percent) more than the .280 Remington and 7.5 percent greater than the .280 Improved. Sundra essentially created a cartridge similar to the 7mm Gibbs but with a longer neck and a shoulder angle that is a bit less sharp. Hornady 139-grain Spire Points at roughly 3,000 fps provided good groups from the 7mm JRS test rifle.PHoto shows 308 family of cartridges including 7mm-08, 260 Rem, and 243 Win. none of which are recommended for Ackley Improved. Reader K. Akins recently wrote to ask which cartridge I thought would benefit the most from conversion to Ackley Improved:the 260 Remington, 270 Winchester, or 7mm-08 Remington. I’m afraid I don’t have encouraging ...No fire forming if that is an issue using 280 AI brass with your idea. At an even 6 lbs with a VXII 3-9 it isn't much fun to shoot without the brake, come to think of it, it isn't all that much fun to shoot with the brake unless you use plugs + muffs. Rifles inc. Strata. Re: 30-280 ackley. WyoCoyoteHunter # 11620464 11/29/16.The 30-06 AI performs. individually, depending on the individual rifle. Mine is accurate, gives extra velocity, and reaches the goals set for it. It gives up very little within 150 yds to the 300 magnums, and uses less powder-while requiring less case trimming. It is quite a custom 98 rifle.Both hit behind shoulder, 1 shot. Granted they weren't elk. Another friend swears by 180 accubond in his 300 rum, another 175 eld-x in his 7rum and 212 eld-x in a 300 wby. One with a 7rum has used this round on long range elk as well, again no explosion and performed. My opinion eld-x shoot and perform as needed.280 Ackley Improved Vs. 280 Remington. Loaded with a 150 grain bullet, the .280 AI shot from a 24" barrel gives a muzzle velocity of approximately 3,060 fps, which is about 100 fps faster than a .280 Remington loaded with a bullet of similar weight. ... 30-06 Springfield and .280 Remingon. In other words, energy and maximum point blank range ...6.5-06; 280 Remington; 30-30 WCF; 30-40 Krag; 30-06; Interested in trying an Ackley Improved cartridge? You can rent the tools to rechamber your gun from our sister site: www.4drentals.com They stock all the popular Ackley chamberings and a few of the esoteric ones as well. Pacific Tool and Gauge explains Ackley Headspace.If you didn't have the action I would tell you to go to a magnum bolt face round. Other option to consider is one of the 284 improved cartridges (284 Shehane for example), but that has its own problems. For the velocity you want, 280 AI should get you close. I would count on 2700-2750 from a 24" tube.Apr 1, 2024 · Additionally, cases for the .280 Ackley Improved can be made from common .30-06 Springfield brass by necking it down to .284-inch, and then fire-forming with a light powder charge. What Ackley ... 280 ackley improved a.i. accubond deer hunting load development nosler Help Support Long Range Hunting Forum Become a supporting member. C. Couch11b Well-Known Member. ... In slower cartridges such as the 30-06 which can only push the 210's to 2500-2600, they expand well at any range. With the magnum calibers pushing …Aug 31, 2023 · 280 Ackley Improved vs 280 Remington. DESIGN AND SPECIFICATIONS. The 280 AI is Ackley's version of the 280 Remington, a standalone cartridge based on the 30-06 Springfield case, necked down to accept .284-inch bullets. Necking down the cartridge allows for a wide range of bullet choices that are often ballistically superior. The .280 Ackley Improved might not be the newest or fastest cartridge out there. But the following characteristics make it one of the best options for Western big game.I've got a .280 Ackley built by Accurate Ordnance with a 22" Brux 1-9" twist. It shoots the 160-168's fine. Haven't shot anything heavier. With RL-26 my load is at 2950 with the 160 Accubond and 2925 with the 162 ELDx. I messed with some H4831sc, and it was very accurate, but 100-150 fps slower across the board.Two of the three .280 Ackley groups fired with the 139-grain Barnes LRX actually clustered into less than 0.5 m.o.a. One word of caution: I suspect the maximum loads shown in Vihtavuori’s reloading guide are generated using European pressure standards, which commonly have a higher ceiling than those in the United States.Fred's version had a 30-degree shoulder angle and held a pinch more powder than the 7mm-06 Ackley Improved. Cases were more easily formed by firing .280 Remington factory ammo in the improved chamber, so Ackley eventually abandoned his wildcat on the .30-06 case and started chambering rifles for Huntington's cartridge but …Patrick’s 6.5-06 rifle is a hefty, custom-made number, likely built for long-range bench work. It was built on a Remington Model 30 action with a heavy, 24-inch E.R. Shaw barrel. Using Hornady’s 123-grain SST and Western Powders, the best group resulted from 52 grains of Accurate 4350. This three-shot group measured .29 inch, center to center.Ackley would improve cartridges as small as the .22 Hornet and .218 Bee, up through the .30-30 and .30-’06, up to the .338-’06, with his own designs running up to the …Gages made according to Ackley’s guidelines may be used to headspace any caliber based upon the original case. For instance, 30-06 Improved gages— made the way we make them—may be used to headspace all ’06-based chambers from 22-06 Imp. through 35 Whelen Imp., or larger. In Summary: When “improving” a standard chamber, the barrel ...280 Ackley Improved vs 280 Remington. DESIGN AND SPECIFICATIONS. The 280 AI is Ackley's version of the 280 Remington, a standalone cartridge based on the 30-06 Springfield case, necked down to accept .284-inch bullets. Necking down the cartridge allows for a wide range of bullet choices that are often …Jimmy and Mark chat with cartridge-man, Ryan Muckenhirn, about a series of cartridges with one of the most iconic silhouettes - the sharp-shouldered Ackley I...Like the 6.5 Creedmoor, the .280 Ackley Improved can remain supersonic out to 1,400 yards. ... it’s simply a shorter version of the time-tested and beloved .30/06. Yet it has proven again and ...Ie. if you increase the volume by 50% you get a 25% increase in velostiy. The 06 has a case capisity of 68.01 grn,s of H2O and the 06 imp has a cast capisity of 68.34 grn`s of H2O. That is an increase of about 1/2 of 1 % or with a bullet from the 06 going 2,800 fps you could expect to get about 2,807 fps. You should get better case life though.Using a case length of 2.525 inches, the .280 Ackley Improved fits nice in a standard long-action receiver, and in spite of the steep shoulder, I have found the …Ackley reduced the original cartridge’s body taper and changed the shoulder angle to 40 degrees, which allowed for greater case capacity. This new wildcat, which became known as the .280 Ackley Improved 40-Degree Shoulder, beat .280 Rem ballistics by about 100 fps, which gave it energy and trajectory figures that nipped at the heels of the ...Apr 17, 2024 · The .280 Ackley Improved might not be the newest or fastest cartridge out there. But the following characteristics make it one of the best options for Western big game. That the .280 AI can be built on a standard long action with a 30-06/.270 bolt face and magazine box is an added bonus. The true beauty of this round is its versatility. …Mild-mannered but wicked, the .280 Ackley Improved is a virtuoso of a cartridge. By Joseph von Benedikt. PHOTOS BY MIKE ANSCHUETZ. I'll stick my neck out and say it: I think the .280 Ackley Improved cartridge is the finest of the flock and gives shooters more for their effort than any other wildcat. (Some may argue that it's no longer a wildcat ...Parker Otto Ackley (1903-1989), better known as simply P.O. Ackley, was one of the most important gunsmiths and ammunition designers of the 20th century. He has been credited with almost 30 different wildcat and improved rounds during his career. The .280 Ackley improved is one of them. Together with Fred Huntington, founder of RCBS, Ackley ...Mar 17, 2011 · Mild-mannered but wicked, the .280 Ackley Improved is a virtuoso of a cartridge. By Joseph von Benedikt. PHOTOS BY MIKE ANSCHUETZ. I'll stick my neck out and say it: I think the .280 Ackley Improved cartridge is the finest of the flock and gives shooters more for their effort than any other wildcat. (Some may argue that it's no longer a wildcat ... Microsoft and Snap recently announced the integration of Snapchat Lenses for Microsoft Teams and the 280 million users who use the collaboration platform every month. Microsoft and...Aug 31, 2023 · 280 Ackley Improved vs 280 Remington. DESIGN AND SPECIFICATIONS. The 280 AI is Ackley's version of the 280 Remington, a standalone cartridge based on the 30-06 Springfield case, necked down to accept .284-inch bullets. Necking down the cartridge allows for a wide range of bullet choices that are often ballistically superior. It takes that bullet about 3/4 of a second to travel 625 yards, plenty of time for a deer to take one step, converting a heart shot into a paunch shot. Aside from its stellar ballistic credentials, the 280 AI is a … One of P.O. Ackley's earliest wildcats was the 7mm-06 Improved, which was made by necking down the .30-06 Springfield case and fire-forming it to have less body taper and a 40-degree shoulder angle. Soon after the .280 Remington came out, Fred Huntington reformed its case to an improved configuration with minimum body taper, a 35-degree ... Jan 14, 2020 · Here’s a look at the top 10 elk cartridges ever made. 1. .243 Winchester. Many would consider the .243 Winchester too anemic for elk, but a cartridge like Hornady’s 90-grain ELD-X is capable of 3150 fps at the muzzle with 1,983 ft.-lbs. of energy and has proven itself effective with ideal shot placement. It’s an especially good option for ... The super-fast 6.5mm cartridges have made their way into the mainstream hunting conversation. The 26 Nosler arrived in 2013 and was hailed as the flattest shooting cartridge ever. This, obviously, comes at a price. To get the extreme velocity of 3,200 fps+ from heavy for caliber, 140 grain pills, the 26 can use up to 88gr of powder. This is over …Depending on the action used,rechambering to the 30/06 Improved or Ackley or Gibbs usually requires that the feed lips be modified. Most of the blown-out 30/06 wildcats were invented and popular back in the '40's and '50's,when the only high velocity 30 caliber was the .300 H&H.Some people wanted more soup without the belted case and …280 Ackley Improved; 30-06 Springfield; 300 WSM; 6.5 Creedmoor; 6.5 PRC; Who Should Buy This Gun. I know this is an expensive gun, but for a $1200 gun, it looks, feels, and definitely shoots like a much more expensive gun. In the end, this gun is not for the hyper-budget conscious, as it is a bit pricey. It is a step up from what a lot of ... The .280 Ackley has a similar velocity to the 7mm Rem Mag, when using light to mid-weight bullets. It also tends to produce less recoil, and less muzzle blast. When comparing the 280 Ackley with similar size cartridges, it has heavier bullet options than the 270 Win, and a flatter trajectory than the .30-06 Springfield.” Jul 16, 2023 · The 280 ackley improved and 270 cartridges bring their own distinct characteristics to the table. The 280 ai boasts impressive ballistic performance, while the 270 excels in its trajectory and wind drift capabilities. Comparing their muzzle velocity and energy, the 280 ai holds the advantage. However, when it comes to recoil and perceived ... This list of the best rifle cartridges for elk hunting starts with the welterweights and moves up to the heavy hitters. 6.5 Creedmoor. .270 Winchester. .280 Ackley Improved. 7mm Remington Magnu n ...280 Ackley Improved vs 280 Remington. DESIGN AND SPECIFICATIONS. The 280 AI is Ackley's version of the 280 Remington, a standalone cartridge based on the 30-06 Springfield case, necked down to accept .284-inch bullets. Necking down the cartridge allows for a wide range of bullet choices that are often …The last disadvantage of most improved cases is lack of pressure tested loading data. While a few improved rounds have been popular enough to interest the major bullet and powder companies that publish most loading manuals, they are few, generally limited to the .22 K Hornet and the .257 Roberts, .280 Remington and .30-06 Ackley Improved.The .280 Remington (left) is a fine cartridge, but the .280 Ackley Improved (right) offers a velocity advantage. The head start that the .270 Winchester had didn’t help the popularity of the .280 Remington, and it seemed to slog along with a small, but fervent following, yet never approached the popularity of the .270 Winchester or .30-06 Springfield.When he sent me a query on the 6.5-06 Ackley Improved and his custom build, I jumped at the chance to publish it. I've heard about this caliber for years and always thought it would be a real shooter for big deer. Check out Justin's review on the 6.5 and how he incorporated it into his long range rifle build, the "perfect" long range deer rifle ...So not only are these rifles eye-catching, they’re also stylish. Ridgeline FFT rifles are currently offered in nine different chamberings from .22-250 to .450 Bushmaster, including 6.5 Creedmoor, 6.5 PRC, .280 Ackley Improved, .308 Win, .30-06, .300 Remington Ultra Magnum and many more.Feb 17, 2019 · By Ron Spomer. As sometimes happens in the world of rifle cartridges, the 280 AI (Ackley Improved) is becoming more popular than its parent, the excellent 280 Remington. Here’s why: 280 AI shoots 50 fps to 100 fps faster than the 280 Remington with the same bullets in the same standard-length actions. 280 Remington chambers can be easily ... SINGAPORE, Feb. 2, 2021 /PRNewswire/ -- Insider, the first integrated Growth Management Platform, today announced record results from the 2020 fis... SINGAPORE, Feb. 2, 2021 /PRNew...Rifle Recoil Table. For every action there is an equal and opposite reaction; that is one of the physical laws of our universe. This means that the momentum of a rifle's reaction will exactly equal the momentum of the bullet and powder gasses ejected from the barrel. In the shooting sports we call that reaction recoil or "kick."1. .243 Winchester. Many would consider the .243 Winchester too anemic for elk, but a cartridge like Hornady’s 90-grain ELD-X is capable of 3150 fps at the muzzle …Hornady Precision Hunter .280 Remington Improved 162 grain ELD-X Centerfire Rifle Ammunition. $ 72.99. Buy Now. .280 Remington Ackley Improved Ammo, Rifle Ammo.Apr 26, 2021 ... There are a number of 7mm centerfire rifle cartridges on the market, but today we discuss the four most popular rounds and their advantages ...Apr 23, 2020 · On the .280 Rem. (with a 17.5-degree shoulder angle) that is 2.1042 inches from the cartridge base. The corresponding .280 AI dimension (with a 40-degree shoulder angle) is 2.1437 inches. That’s nearly forty thousandths of an inch longer. And the neck-shoulder dimension of the .280 Rem. is 2.1993 inches compared to the .280 AI’s at 2.1795 ... Location. Hollywood, Florida. Jan 3, 2021. #11. elkaholic said: Your neck will be way short using '06 brass. The 280 is .046" longer. Break out your measuring tool and dial up .046 . Just like over trimming .280 brass.30-06 Springfield; 30-30 Winchester; 30-378 Weatherby Magnum; 308 Norma Magnum; 308 Winchester; 325 Winchester Short Magnum; 33 Nosler; 338 Lapua Magnum; ... 280 Ackley Improved Load Data; 280 Ackley Improved Load Data. 120 Grain; 140 Grain; 150 Grain; 160 Grain; 168 Grain; 175 Grain; 185 Grain; NOSLER. Home; Our Story; Forum;The .325 WSM is as much of a pain in the ass as the rest, but it fills a void between the .30/06 and the .338. It’s a useful cartridge, and is underrated rather than overrated. 4. The 7mm ...The .280 Remington retains the same 17-degree 30-minute shoulder of the .30-06 but uses the 2.54-inch case of the .30-03 Springfield. It will offer a velocity advantage of about 300 fps or so over the 7x57mm Mauser with most bullet weights, and the most popular choice for the .280 Remington seems to be the 140-, 150- and 160-grain slugs.In addition to being a famous gunsmith, barrel maker and college professor, P.O. Ackley absolutely ruled the roost when it came to creating wildcat and improved cartridges. One of his earliest was the 7mm-06 Improved, which was formed by necking down the .30-06 case and fire-forming it to less body taper and a 40-degree shoulder angle.Mar 17, 2011 · Mild-mannered but wicked, the .280 Ackley Improved is a virtuoso of a cartridge. By Joseph von Benedikt. PHOTOS BY MIKE ANSCHUETZ. I'll stick my neck out and say it: I think the .280 Ackley Improved cartridge is the finest of the flock and gives shooters more for their effort than any other wildcat. (Some may argue that it's no longer a wildcat ... 280 Ackley Improved vs 280 Remington. DESIGN AND SPECIFICATIONS. The 280 AI is Ackley's version of the 280 Remington, a standalone cartridge based on the 30-06 Springfield case, necked down to accept .284-inch bullets. Necking down the cartridge allows for a wide range of bullet choices that are often …In addition to being a famous gunsmith, barrel maker and college professor, P.O. Ackley absolutely ruled the roost when it came to creating wildcat and improved cartridges. One of his earliest was the 7mm-06 Improved, which was formed by necking down the .30-06 case and fire-forming it to less body taper and a 40-degree shoulder angle.Ackley would improve cartridges as small as the .22 Hornet and .218 Bee, up through the .30-30 and .30-’06, up to the .338-’06, with his own designs running up to the …Aug 27, 2021 ... Comments46 ; Is the 280 Ackley Improved the best long action cartridge? Stien Family Outdoors · 3.9K views ; Comparing 25 & 6.5 calibers. The Real ...The .30-06 is a quiet achiever. One of the most controversial wildcats ever developed from it was PO Ackley’s .30-06 Improved. Two schools of thought clashed heatedly over the cartridge; one group claimed it was little better than the standard .30-06 while another school argued that it was as good as the .300 H&H magnum, at that time the sole ...Authorities in Rome are cracking down on tourists sitting down on the Spanish Steps, fining people up to $280 each for the offense. Wandering around Rome can be exhausting, especia...The .280 Ackley has a similar velocity to the 7mm Rem Mag, when using light to mid-weight bullets. It also tends to produce less recoil, and less muzzle blast. When comparing the 280 Ackley with similar size cartridges, it has heavier bullet options than the 270 Win, and a flatter trajectory than the .30-06 Springfield.”.280 Ackley Improved ...Fred Huntington, founder of RCBS, developed the .280 RCBS by blowing out the body taper of the .280 Remington and changing the shoulder angle to 35-degrees. P.O. Ackley, the famous gunsmith and ballistician, changed the shoulder to 40-degrees, lent his surname, and the .280 Ackley Improved was born. Like most of the Ackley Improved cartridges ...280AI for the win. My father shoots a 280 Remington and it's the best of both worlds in my opinion. As has been said, heavier bullet weights than the 270 and with the …
In addition to being a famous gunsmith, barrel maker and college professor, P.O. Ackley absolutely ruled the roost when it came to creating wildcat and improved cartridges. One of his earliest was the 7mm-06 Improved, which was formed by necking down the .30-06 case and fire-forming it to less body taper and a 40-degree shoulder angle.. Florida gun expo
It takes that bullet about 3/4 of a second to travel 625 yards, plenty of time for a deer to take one step, converting a heart shot into a paunch shot. Aside from its stellar ballistic credentials, the 280 AI is a …Mar 6, 2023 · However, many reloads will choose the 30-06 for its wider array of bullet weights. In terms of energy, the 30-06 is a more powerful cartridge at ranges inside of 500 yards however, the 280 does eventually overtake the 30-06 in energy. So if you need a heavy hitting cartridge for game such as elk or moose the 30-06 is the better choice. There are as many good bullets availible for 7mm as there are for 30 cal. The 280 will kill anything the 30-06 will. The 280 AI will be a better LR hunting cartridge because 7mm bullets have higher BC and the 280 AI is launching them faster, so it shoots flatter, almost as good as the 7mm rem mag.Oct 23, 2023 ... When loaded to still be hotter than a 30-06, but not to max, it's incredibly accurate. Much more so than the gun was originally. FYI, I've shot ... The .280 Ackley has a similar velocity to the 7mm Rem Mag, when using light to mid-weight bullets. It also tends to produce less recoil, and less muzzle blast. When comparing the 280 Ackley with similar size cartridges, it has heavier bullet options than the 270 Win, and a flatter trajectory than the .30-06 Springfield.” Jan 20, 2017 · Keep in mind the Sherman holds 2-3g more powder. I push the 181g Hammer at 3027 FPS and the 180 accubond at 3100 FPS. The Ackley version should get the 168 to 3100fps. If you go down this road buy Peterson 280AI brass and run it thru a 30cal expander. You will have way better results than standard 30-06 cases. The three rifles tested for this article. The one on the left is a Remington M-700 ADL switch-barrel gun, with the .25-06 Improved barrel in place. Center gun is a Ruger M-77 Mk II VT. This rifle is now chambered for the Improved version of the .25-06. Right rifle is the author's ancient Hollow Bolt Ruger M-77 V, chambered for the standard .25 ...My go-to .30-06 averages close to one MOA or better with all of them—which says a lot about the quality of today’s premium factory-made hunting ammo. Rifle Setup for Best Results. ... .280 Ackley Improved, and .300 H&H. But if I were forced by the Four Horsemen of the Apocalypse to choose one firearm with which to hunt anything from …A 30-06AI is absolutely not worth it. My .06 shoots as well as a 308 and I have at least 5 loads that shoot sub and 1/2 MOA. The AI version will not improve a thing, IMO. The ONLY AI worth having is a 280, with the 260 a close second but even the latter is a waste of time IMO.Ackley reduced the original cartridge’s body taper and changed the shoulder angle to 40 degrees, which allowed for greater case capacity. This new wildcat, which became known as the .280 Ackley Improved 40-Degree Shoulder, beat .280 Rem ballistics by about 100 fps, which gave it energy and trajectory figures that nipped at the heels of …280 Ackley Improved Vs. 280 Remington. Loaded with a 150 grain bullet, the .280 AI shot from a 24" barrel gives a muzzle velocity of approximately 3,060 fps, which is about 100 fps faster than a .280 Remington loaded with a bullet of similar weight. ... 30-06 Springfield and .280 Remingon. In other words, energy and maximum point blank range ...Parker Otto Ackley (1903-1989), better known as simply P.O. Ackley, was one of the most important gunsmiths and ammunition designers of the 20th century. He has been credited with almost 30 different wildcat and improved rounds during his career. The .280 Ackley improved is one of them. Together with Fred Huntington, founder of RCBS, Ackley ...On the .280 Rem. (with a 17.5-degree shoulder angle) that is 2.1042 inches from the cartridge base. The corresponding .280 AI dimension (with a 40-degree shoulder angle) is 2.1437 inches. That’s nearly forty thousandths of an inch longer. And the neck-shoulder dimension of the .280 Rem. is 2.1993 inches compared to the .280 AI’s at 2.1795 ...The .280 Remington (left) is a fine cartridge, but the .280 Ackley Improved (right) offers a velocity advantage. The head start that the .270 Winchester had didn’t help the popularity of the .280 Remington, and it seemed to slog along with a small, but fervent following, yet never approached the popularity of the .270 Winchester or .30-06 Springfield.My go-to .30-06 averages close to one MOA or better with all of them—which says a lot about the quality of today’s premium factory-made hunting ammo. Rifle Setup for Best Results. ... .280 Ackley Improved, and .300 H&H. But if I were forced by the Four Horsemen of the Apocalypse to choose one firearm with which to hunt anything from …The .300 Winchester has a case length of 2.62 inches—compared to the earlier Winchester Magnum’s 2.500-inch length—and an overall length of 3.340 inches. Like the .300 H&H, the .300 Winchester is designed to headspace off the belt, but the clever reloader can adjust the cartridge to headspace off the shoulder..