Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, New Jersey, New York, Pennsylvania, and Washington). A rifle rated to use .308 Win is typically considered fine to use with 7.62×51. We'll compare all the rifles, including which parts can be shared between the AR-10-308-LR-whatever and the AR-15. Privacy We encourage each and every builder to perform their own research about the state and federal laws that apply to them. AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. What was the main appeal of the 7mm at the time? Knowing the history of the .30-06 and .308 is important because the two rounds are directly related. Importantly, this means that the buffer tube is interchangeable between the AR-15 and any AR-308. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative. In the above image Rainier Arms Ultramatch 308AR (left) and Criterion Barrels Inc  HBAR (right) barrel extensions are aligned edge to edge. The AR-15 weighs less than a similarly configured .308 AR. Since originally writing this page the 308 AR discussion has become even more confusing. AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. Stopping power; The AR 10’s heavier 7.62mm and .308 rounds give it more instant stopping power than the AR 15. If your rifle has a long headspace, stick to 7.62 NATO ammo. I do already have an LMT MWS 308 but wouldn't mind a second similar rifle. If you want to use a DPMS "shorty" buffer, you'll need a standard (carbine) AR-15 buffer tube. The DPMS LR-308 magazine is much taller than the AR-15 magazine despite holding one less round. | We'll also clear up all this "KAC SR-25", "AR-10", "DPMS .308" confusion. Starting simple, walk in to your favorite gun shop and pick up a box of .223 Remington/5.56 NATO ammunition and a box of .308 Winchester/7.61x51NATO . In particular, AR-15 style rifles like those made by Bushmaster, CMMG, Daniel Defense, DPMS, Noveske, and Wilson Combat, are extremely popular … | Compare .308 Win vs 5.56 Nato better with this video from Edwin Sarkissian: Remember despite what you have heard the .223 is a small game and varmint cartridge. Offered in the Model 70 bolt-action, Model 100 semi-automatic and the Model 88 lever-action rifles, the .308 Win. As such, the modern DPMS-type .308 rifle platform (which largely feeds the commercial AR-308 market, much more than the AR-10/SR-25) contains one important physical difference that prohibits compatibility with the the other two: It is this ever-so-slight physical difference in the shape of the rear of the upper receiver that prohibits the AR-10, SR-25, and LR0-308 platforms from truly working together. Our organs are amazingly elastic and resilient. At Davidson Defense we carry a vast selection of quality AR-15 Complete Upper Receivers and AR-15 Build Kits at the best prices found online. Otherwise, even though the initial wound cavity may look cool in ballistic gelatin, it is not enough to cause any real damage. AR-15 Upper and Lower Receiver vs AR308/308 AR Upper and Lower Receiver – In the picture above it’ quite obvious the the 308 Receiver Set is substantially larger than the AR-15 Receiver Set. Yes. There is no 308 AR15. The AR308/308AR is much more substantial in outside diameter, inside diameter and thread length than the AR-15.An AR-15 barrel extension will not fit a 308 AR/AR308 upper receiver. Shortly thereafter, the company created a subdivision that would go on to become known as Armalite. Beginning in mid-2011, SOCOM began divesting the Mk 11 Mod 0 from their inventory and replacing it with the SSR Mk 20. DPMS GEN2 - 1 5/16" with 18 TPI. This round was originally brought to be in the form of the 7.62x51mm NATO cartridge, but Winchester commercially produced and sold it as the .308 Winchester. It is a well known cartridge, capable of travelling long distances with lots of energy to knock down your intended target. Now look at the physical size difference of the .308 Winchester cartridge on the left versus the .223/5.56 on the right. They look the same, they function the same way, and they even use the same damn parts (for the most part, pun intended): What's the difference between the AR-15 and the AR-308? The 308 Winchester was birthed by the 30-06 back in 1952. You'll need an ArmaLite or VLTOR A5 medium-length tube. Posted by 80 Lower Jig, Co. on Sep 27th 2019. Eugene Stoner designed the AR-10 in 1955, before he developed the smaller carbine rifle in 1956. Obviously there’s a substantial difference in barrel nut dimensions. The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. Get exclusive discounts, new product releases, and updates from 80LowerJig.com, before anyone else! Plain and simple, when it comes to .308 Win vs 5.56 Nato, the former packs a bigger punch. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, District of Columbia, New Jersey, New York, Rhode Island, and Washington). AR-10 - 1 7/16" with 18 TPI. Called the “Para-Sniper,” this rifle was designed as an upgraded paratrooper weapon and was meant to be light, relatively short, and easy to jump out of a perfectly good airplane with. It’s expressions and the confusion around the AR-15, AR-10, 308 AR, AR308 platforms that was the purpose this site was created in the first place. if you are looking for low prices products, find in our store. In the above image a genuine Colt 20 round capacity AR-15 magazine is positioned in front of a factory DPMS LR-308 19 round magazine. In the  first picture you learned the AR308 308 AR Receiver Set is bigger than an AR-15 Receiver Set. Now to further reinforce the size and proportion point a Magpul 308 PMAG 25 appears massive compared to the AR-15 receiver set. AR-10/SR-25 Upper vs. LR-308 Upper. The .308 and the .30-06 go a long way back. There are two primary differences between the AR-15 chambered in 5.56/.223, and the AR-10 or AR-308: The .308 rifle is physically larger, and it fires a bigger caliber. | Aside from the obvious it also means the .308 Winchester Cartridge is too long to fit in an AR-15 magwell and AR-15 lower receiver. | The AR 15 uses much lighter .223 and 5.56mm rounds. Choosing the best .308 rifle for you can take a little bit of thought and research, but a … Both platforms are in short supply. The .308 Winchester is one of the most common hunting, sporting and tactical calibers in the world. In fact, the .308 is really just a development of the .30-06. .308 Winchester Cartridge (left) Compared to a .223 Remington/5.56 NATO cartridge for a physical size (right) comparison. Close up of a Magpul 308 PMAG 25 presented at the opening of the Spikes Tactical AR15 Lower Receiver Magazine Well, A side by side top view visual comparison of the Upper Receiver threads of a MEGA ARMS MA-TEN 308AR Upper Receiver (right) for the .308 Winchester Cartridge and a Spikes Tactical AR15 Upper Receiver (left) for .223 Remington Cartridge. First of all, the two cartridges share a lot of history. A… And while everyone calls the AR style .308 chambered rifle an AR10, this isn’t actually always the case. However, you need to be careful while using .308 Winchester commercial ammo in a 7.62x51mm NATO chambered rifle. Stuff : https://edwinsarkissian.com Insta : https://www.instagram.com/edwinsarkissian/ Which is it, even? About AR15.COM. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative. The .308 commonly has a 150 to 180 grain range. 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