Federal generously sent me a box of each of the initial factory loads coming off the line, seven in all, including 6.5 Creedmoor, .270 Win., .280 Ackley Improved, 7mm Rem. Mag., .308 Win., .30-06, and .300 Win. Mag. All Terminal Ascent cartridge cases are nickel plated against corrosion and feature primers sealed against moisture.Shooting. 280 Ackley Improved: a Versatile Big Game Hunting Round and 6 Rifles Chambered For It. By Travis Smola | March 12, 2022. The .280 Ackley Improved …The 30-06 is a fine round and tough to beat as a do all cartridge. The advantage of the 280 AI is the better selection of high BC bullets, slightly lower recoil and …The 30-06 is a fine round and tough to beat as a do all cartridge. The advantage of the 280 AI is the better selection of high BC bullets, slightly lower recoil and …These are the finalists that make the short list of all-around rifle cartridges: .270 Winchester, 7mm Remington Magnum, .308 Winchester and .30-06 Springfield. Each of these are well covered in my series of articles on centerfire rifle cartridges and I recommend reading those articles for more information about the history, ballistics and ...Fred's version had a 30-degree shoulder angle and held a pinch more powder than the 7mm-06 Ackley Improved.This gave an estimate of 3054 fps for the extrapolated max in the 280. A similar calc for IMR4451 at 65000 PSI estimates 3059 fps. Of course grain of salt and Danger Will Robinson, yadda yadda. Re: 280 Ackley SAAMI vs. 280 Improv 40 deg pre-SAAMI. RevMike # 14939968 06/04/20.The first time I ever saw the 30-06 Ackley, I fell in love with it. Its just a neat round. Unfortunately the capacity increase is very, very small. I think the most often quoted figure is 5%. About the best performance increase is 25-50 fps at the most, and this is best realized with heavy bullets.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.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.I fully agree that the '06 and 7mm RM are great guns, but my point is that with the .280 already in the stable, it looks like the .30-06 and 7 mm Rem Mag would be redundant (I mean, I did buy the .280 instead of those in the first place) and I'd have to go to at least a .300 Win Mag to really gain a significant difference.May 20, 2014 · 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. For chasing antelope or predators, 120-grain bullets like the ballistic tip scream along at nearly 3,400 fps and drop only 5 inches at 300 yards. Aug 11, 2013 · The 6.5-06 does not give the advantage of heavier bullets or the velocity of the 130s the 280ai will blow the 6,5 away. and gain is in the 6-7% range based on the reamer. i have had great results with the 280ai 140- at 3140 and 160's at 2975 out of 24 inche bbl Bob. .280 Ackley Improved Like many calibers, the .280 Ackley Improved (AI) is underrated only by those who have never used it. The cartridge is more than capable of taking large game like elk and moose, but it can do so with less powder and less recoil than magnum cartridges like the 7mm Rem. Mag.The 7mm PRC does offer higher velocity figures—running at a higher pressure—though many feel that the 7mm Remington Magnum has plenty of velocity. The PRC is most certainly a better choice as a long-range target cartridge; I had the opportunity to use the cartridge in a Remington Model 700 at the FTW Ranch in Barksdale, Texas, …A 270 case has a longer OAL than an 06 case but the length from the base to the shoulder is the same. A 280 case has the same OAL as the 270 and is longer from the base to the shoulder. a 280 is a 7mmx06 plain and simple. This is inaccurate. Base to shoulder 280: 1.9992" 30.06: 1.9480" The difference is subtle.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. Most major ammunition manufacturers offer at least one load for the .280 Remington, though it does still trail behind the .270 and .30-06.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.Also known as the .280 Ackley Improved or the .280 Remington Ackley Improved, the .280 AI is basically a .280 Remington case (itself a .30-06 Springfield case necked down to 7mm/.284") that's been blown out to increase the powder capacity.Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine Nadia Hansel, MD, MPH, is the interim director of the Department of Medicine in th...Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine Nadia Hansel, MD, MPH, is the interim director of the Department of Medicine in th...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.Two of my favorites among the ’06 offspring are the .338-06 A-Square and the .35 Whelen, which give the shooter access to a larger frontal diameter and heavier bullet weights than are associated with the .30-06 Springfield. The .35 Whelen is the older of the two designs, first making an appearance as a wildcat nearly a century ago.Oct 10, 2018. #2. .280 AI is a great round. But, if you want true 7mmRM performance from a standard LA cartridge, the .280 Sherman is where you need to look. Think of it as a .280 AI Improved. If you're going to have to fire-form brass anyway, might as well bump up the performance by going with a wildcat.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 ...Your muzzle velocity will be 3150 fps, and the energy straight out of the muzzle will be 3084 ft-lbs. Let’s say that elk is out to 300 yards away, though… At this distance, you’ll hit the elk with 2052 ft-lbs, and your bullet will drop 5.8”. The elk’s out to 500 yards on a distant hillside?The .30-06 Ackley Improved is a wildcat cartridge formed by firing a .30-06 Springfield cartridge in a rifle that has been chambered or re-chambered for the …With the development of Terminal Ascent ammunition, Federal took the TLR concept to the next level. Terminal Ascent is loaded in a variety of calibers, and I chose three chamberings based on the rifles I had available: 130-grain 6.5 Creed-moor, 136-grain .270 Winchester, and 155-grain .280 Ackley Improved. I used three very accurate rifles for ...Note: We were at a safe location following all safety rules! Today on Alaskan Ballistics we're comparing the .280 Ackley Improved vs. the 7mm Remington Magnu...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 ...7mm SAUM vs 280 Ackley Improved (280AI) Thread starter St. Michael's Armory; Start date Nov ... or actually straight .280, and neck it to run Lapua 30-06 brass. It leaves the brass window wide open and slick feeding is a given. ... I run the 7 Sherman Short which is basically an 7 saum ackley. It is stupid simple to load up a 180 vld and …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...This gave an estimate of 3054 fps for the extrapolated max in the 280. A similar calc for IMR4451 at 65000 PSI estimates 3059 fps. Of course grain of salt and Danger Will Robinson, yadda yadda. Re: 280 Ackley SAAMI vs. 280 Improv 40 deg pre-SAAMI. RevMike # 14939968 06/04/20.A primary advantage of the .280 Ackley Improved is the increased magazine capacity. Being a standard .30-06-diameter cartridge case, nearly all popular bolt-action hunting rifles will hold at least four rounds in the magazine, and many models comfortably swallow five down, plus one in the chamber.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 higher sectional density, all things equal better long range performance than a 30-06 or 30-06 AI.This gave an estimate of 3054 fps for the extrapolated max in the 280. A similar calc for IMR4451 at 65000 PSI estimates 3059 fps. Of course grain of salt and Danger Will Robinson, yadda yadda. Re: 280 Ackley SAAMI vs. 280 Improv 40 deg pre-SAAMI. RevMike # 14939968 06/04/20.The first time I ever saw the 30-06 Ackley, I fell in love with it. Its just a neat round. Unfortunately the capacity increase is very, very small. I think the most often quoted figure is 5%. About the best performance increase is 25-50 fps at the most, and this is best realized with heavy bullets.The test spanned the spectrum of such cartridges, using a near-maximum load in the classic and predictable .30-06 on one end and a near-maximum powder charge in the hot-rod .280 Ackley Improved on the other end. Burning more powder isn't really an option and thus isn't likely to change the results.Hornady Precision Hunter .280 Remington Improved 162 grain ELD-X Centerfire Rifle Ammunition. $ 72.99. Buy Now. .280 Remington Ackley Improved Ammo, Rifle Ammo.Buckley, WA. The 6.5-06AI pictured in the article has a 26" Brux barrel. I'm running 140 Berger VLD's at 3215 fps with 64.5 grains of Ramshot Magnum. I also just finished one for my brother that shoots the same exact load at 3130 fps, but it has a 27" Benchmark barrel. May 7, 2015.Location. Salisbury Maryland. Sep 15, 2020. #1. Hey guys, picked up a beauty of a rifle this summer, in 25.06ai. It shoots 4831sc pretty well. I've got the fireforming thing down pretty well, which initially, I thought I was going to dread, but it's really no big deal. Just looking for a few thoughts, and formulas that have worked for you.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 ... Get a good quality rifle chambered in 7mm Remington Magnum, or a cartridge offering similar performance like the .280 Ackley Improved, and you’ll be well-armed for elk season. 30-06 …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.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 ...With the development of Terminal Ascent ammunition, Federal took the TLR concept to the next level. Terminal Ascent is loaded in a variety of calibers, and I chose three chamberings based on the rifles I …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.Alternative Ammo: .280 Ackley Improved vs. 7mm PRC. by Dennis Bradley; posted on November 13, 2023 ... Even though the cartridge was created in the 1960s (and other variants of the .30-06 Springfield case were crafted before P.O. Ackley introduced his variant), the stalwart .280 AI can hold its own against the PRC, and has …There are a number of well-known AI cartridges, with the .30-06, .257 Roberts and aforementioned .280 Rem parent cases being some of the best examples. A lesser-known cartridge was the .228 Ackley Magnum, developed by PO Ackley in 1938, although the idea came from around 1936 and was one of his first wildcat designs.I have a 30-06 and a 280 AI and if it were me I would consider one of those two cartridges. There is no dust on the 30-06 and it is a performer on game. Same to be said for my 280 AI. I used to have a 280 Remington and loved that cartridge. The 280 AI is just a bit more potent. Both are great. Nosler does make really good brass for the 280 AI.Pros for 30-06: Lots of ammo selections, easy to get practically anywhere, less expensive, heavier bullet selections. Cons: Slightly more recoil, not as flat shooting. Pros for 280 AI: flatter shooting, slightly softer recoil. Cons: expensive ammo, less ammo selection, not as readily available. The pros/cons list pushes me towards 30-06 but I ...