The .300 Win. 8 | 10 | 12. Mag.• .243 Winchester vs. 6mm Remington• 7x57mm Mauser vs. 7mm-08 Remington• .25-06 Remington vs. .257 Weatherby Magnum• .338 Winchester vs. .375 H&H Magnum• .30-30 Winchester vs. .35 Remington• .257 Roberts vs. .250-3000 Savage• .270 Winchester vs. .280 Remington• .35 Whelen vs. 9.3x62mm Mauser• .416 Rigby vs. .416 Remington Magnum• .308 Winchester vs. .30-06 Springfield• .22 Nosler vs. .224 Valkyrie• .300 Win. It is an accurate cartridge, and still ranks high in the sales figures of ammunition companies each year. I hunt elk, mule … 30 Nosler. High power shooters, military snipers, and police sharpshooters all place great faith in the .300 Win. Ackley took most of the taper out of the 30-06 case (commonly referred to as “straightening the case”) and pushed its gently sloping shoulder angle to a radical 40-degrees. They are his go to guns. In the mid-20th century a Colorado gunsmith concocted an improved version of the 30-06 that to this day bears his name. If you are looking for 30 06 Ackley Improved Vs 300 Win Mag And 300 Win Mag Rifle I'd also vote for the 280 AI, I just put this one together last year and couldn't be happier. In the long run everything is easier to get and most of the time cheaper for the RUM. Ackley himself said the .280 was “itself a very good cartridge and one of maximum capacity for best results with a 7mm bore.” He felt the 7mm Remington Magnum was an overbore design. 30-378 Wby Mag. Looking for previous installments of our "Head to Head" series? The 7 mag and the 300`s can be loaded down to match the 280 or `06 Ackleys anyway. 300 Wby Mag. So, which comes out on top? If you want to improve the .264, the best way to do it would be a .264-300 Win Mag as it would bump the shoulder up and still fit in a standard magazine. is not the .280 Ackley's main competitor. 2. 7.62x39. Hey guys, looking into getting a new hunting rilfe. We've got you covered.• .404 Jeffery vs. .416 Rigby• .243 Winchester vs. 6mm Creedmoor• .300 PRC vs. .300 Win. Both perform very well, shoot minute of angle, as long as I do my part. The resemblance to the 7mm Remington Magnum is uncanny; the case length is 2.50 inches, the base diameter and belt is the same, but the .275 H&H has a bit more body taper than does the 7mm Remington Magnum. The 7mm/.284-inch bore diameter is considered—along with the uber-American .30 caliber—to be one of the best all-around choices for a big-game hunter who wants just one rifle. 300 Rem Ultra Mag. Will it unseat the 7mm Remington Magnum? I’d vote for the 280AI but it’s 100% subjective. ... • .300 PRC vs. .300 Win. 1. 270 Winchester; 270 WSM; 270 Weatherby Mag; 284 (7mm) Caliber. 6.5-300 Win Mag; 26 Nosler; 270 Caliber. Mag. I really kinda narrowed it down to the 280 AI and the 308. Ackley did in the 50s. 220 Ackley Improved. Parker O. Ackley was a gunsmith who developed a reputation for improving the design of a good number of our classic cartridges by removing body taper or increasing the shoulder angle, or both, in order to give greater case capacity. I would go to an improved .280 necked up to .30 before I would even consider a Gibbs. MTG. It is a fast sharp kick..if that makes sense?? Nosler and Hornady load both 7mm Remington Magnum and .280 Ackley ammunition; looking at their data you’ll see a difference of 90 to 100 fps between the two, with the belted 7mm Magnum giving the higher velocities (with a 162-grain Hornady ELD-X, the 7mm Mag. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet we Mag. JavaScript is disabled. Some improved cases deliver but not the .30-06 Ackley. 7mm Rem. Ackley’s designs. Ackley did not say when he came up for the idea for his cartridge in his Handbook for Shooters & Reloaders, copyrighted in 1962, but it was most likely about the same time as when the .300 Weatherby Magnum was introduced in 1944. I shot a big old cow elk at 450 yards , one shot and she went about 30 feet and tipped over. The rifle's accuracy didn't suffer and he has taken CO elk beyond 400 yards, more than once. I use the .300 WSM for elk and occasionally deer. Get the American Hunter Insider newsletter for at-a-glance access to industry news, gear, gun reviews, videos and more—delivered directly to your Inbox. I sat back and watched the .280 Ackley Improved—a wildcat at that time—from afar, but it stuck in the back of my mind as a sensible, efficient, and logical design. .280 Remington Ackley Improved, an improved version of the .280 Remington cartridge with 40 degree shoulder, dies readily available. 7.62x51mm NATO. Lightweight 300 WSM users- do you shoot 130-150 or 165 and up? ammunition gives it the definitive edge. 8mm Caliber.323” Diameter. The .280 Ackley Improved is—you guessed it—the .280 Remington with the taper removed and the shoulder angle revised to 40 degrees. Mag., 150-grain bullet, 3,248 fps: 29.16 f-p recoil energy, 16.37 fps recoil velocity. It took until 1962, when Remington released their 7mm Magnum, for this design to catch on, but it caught like wildfire. Mag. by Philip Massaro - Fred Huntington had done an earlier version with a 35-degree shoulder, but it is the Ackley version which has been adopted by SAAMI (Nosler submitted the design for approval), and may be the best of P.O. If you searching to check 280 Ackley Vs 300 Win Mag And 300 Win Mag Ballistic Test price. 30 Caliber.310” Diameter. However, I also feel the .280 Ackley Improved suffers from ‘not-enough-rifles’ syndrome, though it seems that is beginning to change. 1. I still like it. You must log in or register to reply here. The advantages the 280 Ackley offer are less recoil, one extra round magazine capacity and last but not least, the 280 Ackley has cool appeal. I shoot a 145 Barnes LRX at about 3050 fps. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 AAC Blackout vs .300 Winchester Magnum ammo rounds. My Model 110 rifle is light and accurate, and feeds like a dream in spite of the 40-degree shoulder. The .300 Win. The ‘Ackley Improved’ cartridges have a fervent, if small, following in the hunting and shooting community. The felt recoil of my .300 WSM is similar to .308 Win. 223 Ackley Improved. It is quite easy to see that the 7mm Remington Magnum case is considerable larger than the .280 Ackley Improved, and with velocities running this close, you can infer that the .280 Ackley is a much more efficient design. 2, 300 Ackleys and both shot great and I used to have 215... 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