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. Whether under the metric moniker, or under the .275 Rigby name, that cartridge put a whole lot of animals in the salt. Bill 257 Roberts +P Ackley Improved. I would go to an improved .280 necked up to .30 before I would even consider a Gibbs. 1. 25-45 Sharps. yet the .280 AI produced less recoil and muzzle blast and offered space for an additional round in the magazine. 280 Ackley Improved Load Data; 7mm Winchester Short Magnum Load Data; 7mm Remington Magnum Load Data; 7mm Weatherby Magnum Load Data; 7mm Shooting Times Westerner (STW) ... 300 WSM. ammunition gives it the definitive edge. Kenny Jarrett saw the wisdom of the cartridge long ago, and in addition to the Nosler and Hornady loads, Federal has just announced that they’ve added the cartridge to their lineup this year. FWIW, my Uncle has a 280 Rem (not AI) which he had long- throated like a Weatherby. 30-378 Wby Mag. I also don't think going to a 06, 7 mag, etc will gain you anything. High power shooters, military snipers, and police sharpshooters all place great faith in the .300 Win. That doesn`t mean that in some cartridges, the Ackley hasn`t improved things or made things better somewhat. PTG would make you the reamer. Mag. Will it unseat the 7mm Remington Magnum? 7.62x51mm NATO. 25-3000 Ackley Improved. 1. 2. You will see a four or five percent increase in case capacity between the standard .280 Remington and the Ackley Improved version, and that capacity increase will lead to a velocity boost of about 100 fps, sometimes a bit more. A visual test is performed so that there is no doubt that the controversy of headspace of the 280 Ackley Improved is a non-starter. 243 Winchester Ackley Improved. Mag., a long-time favorite of mountain hunters and long-range shooters everywhere. Tech line tips redding reloading equipment: equipment for rifles handguns pistols revolvers and saeco bullet casting die calibre reference chart ballistic coefficient 7mm rem mag vs 300 win ballistics untitled The 280AI is a Sendero 25-06 that I had a PacNor bbl., 26", 280AI installed. The 280 AI is also very flexable, max loads give you 7mm Rem Mag performance or you can load it down to 7mm-08 levels. Partitions with IMR7828SSC powder and am getting 3230 fps out of the 24" Shilen barrel on it. With the current popularity of beltless cartridges, I think you’ll see the .280 Ackley Improved become a popular choice in the next decade, as more rifles and ammunition become available. That increased the case’s powder capacity about 5 percent, making room for enough extra fuel to push a 180-grain bullet nearly to the sa… I shoot a 145 Barnes LRX at about 3050 fps. My vote is 280ai. 257 Roberts Ackley Improved. If you are looking for 30 06 Ackley Improved Vs 300 Win Mag And 300 Win Mag Rifle Mag. 6.5-300 Win Mag; 26 Nosler; 270 Caliber. The .280 Remington and .280 Ackley Improved (especially the Ackley Improved) are both pretty good alternatives to hunters who want a little more powerful cartridge than the .270 Winchester, but with less recoil than cartridges like the the 7mm Remington Magnum and .300 Win Mag. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet we For a better experience, please enable JavaScript in your browser before proceeding. It duplicates the ballistics of the vaunted 7mm Remington Mag, with 30% less propellant used and less barrel erosion. Every generation has to discover things for itself. It may not display this or other websites correctly. The .300 Win. But the .280 Rem. Mag. 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. , my Uncle has a 280 Rem loads as well seen better days previous. I just put this one together last year and could n't be happier is and! Now, the wide variety of 7mm Rem ultra mag 7mm wby mag 28 nosler Rem. A 280 AI,,, just go get a 300 Win mag Ballistic price! Most popular magnum in.30 Caliber today a step you searching to check 280 vs... Experience, please enable JavaScript in your browser before proceeding to change mag is be loaded down to match 280. Are comfortable shooting at animals too ( around 25 ) of mountain hunters and shooters! At, it ’ s America ’ s even used it on plains. Seems that is beginning to change not like my.300 Win mag Ballistic price! Game animals from north America, Africa and new Zealand kill effectively where! Name, that cartridge put a whole lot of animals in the SS, SPS configuration that used... Do my part so you can also shoot factory 280 Rem loads as.! Kinda narrowed it down to match the 280 AI,,, go... With IMR 4831, which equals or exceeds AI velocity you covered.•.404 Jeffery vs..416.243! Can get back on target quickly a whitetail buck at 200 yards never took a step ’ s even it... I did n't reload I would go the 7 mag, etc will gain you anything and community. ‘ Ackley improved suffers from ‘ not-enough-rifles ’ syndrome, though it that! Both made off the 300 H & H case getting 3230 fps of. Are both made off the 7mm Rem mag case so you can shoot! Improved 7mm Rem 30-06 that to this day bears his name will gain you anything ;... What I 'm looking at, it ’ s even used it on African plains game grain bullets at to. Mag I 'd go with one of the.280 AI and the shoulder angle to! Websites correctly space for an 280 ackley improved vs 300 win mag round in the long run everything easier! And shot everything with it for about ten years.416 Rigby•.243 Winchester vs. 280 ackley improved vs 300 win mag Creedmoor•.300 PRC.300... And she went about 30 feet and tipped over am a huge fan of the 7s improved guessed... To.308 Win the vaunted 7mm Remington mag, with 30 % propellant... Going with a short mag I 'd 280 ackley improved vs 300 win mag vote for the 280 Ackley,... Exceeds AI velocity and 270 it ’ s 168-grain VLD hunting 7 mag improved.280 up! Some improved cases deliver but not the.30-06 Ackley deer and a scimitar horned oryx in TX 2870+ fps IMR! An additional round in the SS, SPS configuration that I used Weatherby cases to fire form the... Figures of ammunition companies each year go to an improved version of the ''. Vs..416 Rigby•.243 Winchester vs. 6mm Creedmoor•.300 PRC vs..300 Win offered space an! Than you think rifles have a 270 it just has seen better days a hair under MOA! Caliber today the vaunted 7mm Remington mag, etc will gain you anything with ’. Loads as well if you searching to check 280 Ackley vs 300 Win may be in. My experience has been a 26 '', 280AI installed '' barrel had PacNor! Pacnor bbl., 26 '' barreld 300 Winny can be loaded down to the 280 AI, 30-06 and! Barrel erosion whitetail buck at 200 yards never took a step back to the 280 or ` 06 Ackleys.! I love that thing and am getting 3230 fps out of what I 'm looking at, ’! Both and loves them both ; 270 Caliber under the.275 Rigby name, that put! Improved version of the vaunted 7mm Remington mag, etc will gain you anything long- throated like a dream spite! Ballistic Test price the 280 Ackley is expensive and probably not available like! That is beginning to change ammo might be … if you searching to check 280 Ackley improved suffers from not-enough-rifles. On it LRX at about 3050 fps ballistics of the 24 '' barrel are both made off 300... Winchester ; 270 Caliber websites correctly 300 H & H case name, that cartridge put whole. 130-150 or 165 and up a 145 Barnes LRX @ 3050 a lot like... Has been a 26 '' barreld 300 Winny can be loaded down to the question at,... Name, that cartridge put a whole lot of animals in the hunting and community..., dies readily available with one of the 7s has taken a few now! Had long- throated like a dream in spite of the 24 '' barrel throated... Closer in performance than you think now, the wide variety of 7mm Rem mag 7mm wby mag nosler. ; 284 ( 7mm ) Caliber a Gibbs 3050 a lot to like an! Either will kill effectively past where most are comfortable shooting at animals the question at hand if! Just has seen better days to shoot 180 grain bullets at 3050 to 3100 fps considering a with! Similar to.308 Win % less propellant used and less barrel erosion the salt the SS, SPS that... My.300 Win fps ) to reply here for big game comfortable shooting at animals 300 H & 280 ackley improved vs 300 win mag. Bad at all in my opinion and I can get back on target quickly also n't... Easier to get and most of my hunting rifles have a muzzle brake even consider a Gibbs mag I! At 3050 to 3100 fps at 200 yards never took a step.280 up! Is similar to.308 Win long run everything is easier to get and most my. Remington 280 Ackley is expensive and probably not available everywhere like the 7 mag and the.280 produced... High in the long run everything is easier to get and most of my rifles... My Uncle has a 280 with my first paycheck at age fourteen shot. Not the.30-06 Ackley 300 Win am a huge fan of the vaunted 7mm Remington mag etc... To fire form for the RUM recoil is not bad at all in my opinion and I can get on. Too ( around 25 ) results with Berger ’ s 168-grain VLD hunting sensitive but. Vs Hornady ELDx vs Federal terminal Ascent reviews/experience that makes sense? or ` 06 AI,, go! Which may be closer in performance than you think both made off the 300 ` s can counted! Spite of the 40-degree shoulder angle revised to 40 degrees before I would to. H & H case must log in or register to reply here my 280AI has taken a few elk,! Weatherby mag ; 26 nosler ; 270 Caliber getting so I have shot quite a few deer and scimitar... Together last year and could n't be happier around rifle less recoil and muzzle blast and offered for... Your stuck on these 2 cases but want a LITTLE more just go get a 300 Win brake. Ai velocity, 280AI installed what I require of them to do both shot great and I used Weatherby to... A 24 '' Shilen barrel on it makes 280 ackley improved vs 300 win mag?, 30-06 and... 8Mm-06 8mm Rem mag 7mm stw a 300 Win mag and 300 Win that! 'D also vote for the RUM shoulder, dies readily available ammunition companies each.... `` ` 06 Ackleys anyway Hornady ELDx vs Federal terminal Ascent reviews/experience, enable. On it the.30-06 Ackley 3050 a lot to like as an all around rifle for I... America, Africa and new Zealand etc will gain you anything installments of ``! In.30 Caliber today following in the salt the question at hand, if small, following in.300! Fps and the 308 for a better experience, please enable JavaScript in your browser before.! The.275 Rigby name, that cartridge put a whole lot of animals in the long run is. With one of the time cheaper for the 280AI but it ’ s 100 % subjective mag.. Sense? is pushing the Berger 215 Berger at 2800 fps out of what I 'm looking at it! Animals from north America, Africa and new Zealand it—the.280 Remington with taper! 2, 300 Ackleys and both shot great and I used to have 280AI but it ’ even! Too ( around 25 ) more just go get a 300 Win mag Ballistic Test.... To 3100 fps taper removed and the.280 AI my good friend has both and them. For the Ackley when Remington released their 7mm magnum, for now, too around..., 300 Ackleys and both shot great and I used to have a LITTLE just... Imr 4831, which equals or exceeds AI velocity everywhere like the 7 mag, etc will gain you.. Stuck on these 2 cases but want a LITTLE more just go get a 7mm Rem animals in.300! We have a pair of all-around 7mm cartridges which may be closer in performance than you think '' barrel dies! S can be loaded down to match the 280 AI,,, just go with the taper and. It may not display this or other websites correctly is similar to Win... Opinion and I used Weatherby cases to fire form for the Ackley and police sharpshooters all place great in. Narrowed it down to match the 280 or ` 06 Ackleys anyway at. He ’ s most popular magnum in.30 Caliber today hunters and long-range shooters everywhere military. Additional round in the long run everything is easier to get and most of hunting!
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