Armaspec Carbine Buffer Tube Kit, Includes End Plate and Castle Nut, AR-15, Anodized Finish, Black ARM621-C

Founded in 2013, Armaspec is a U.S. manufacturer of firearm accessories for the AR, Glock, AK, 1911, and other platforms. Armaspec focus's on producing quality, innovative products that offer a tactical advantage, at a fair price, all made in the U.S. Their product line includes magwell grips, charging handles, parts kits, selectors, stocks, recoil systems, and other accessories for the firearms industry.