This new AR10 (larger version of the AR15) in 308 win (7.62 NATO) has a 20" Stainless Steel heavy barrel with flash suppressor, one Magpul 25 round magazine, 6 position stock, 15" MLOK hand guard, rear charging, and mil-spec lower receiver. Lifetime warranty from Bear Creek Arsenal. Insured shipping is $45.00 to the continental U.S. where allowed and no card fees added at Deals on Guns. BCA website ; BC-10 | .308 Forged Upper | 20" 416R SS Heavy Barrel | 1:10 Twist | Rifle Length Gas System | 15" MLOK Split Rail | with BCG & Charging Handle This BCA AR 10 complete 1st Gen DPMS low profile lower receiver is fully machined, anodized, and cut from 7075 aerospace aluminum. Equipped with an A2 pistol grip, H1 (3.8 oz) buffer, mag release, mil-spec trigger, bolt catch, and hammer, this complete AR-10 lower assembly comes fully ready to attach to your AR-10 upper. This multi-caliber AR-10 lower can shoot any AR10 caliber including .308, .243, .22-250, and 6.5 Creedmoor! AR-10 complete lowers are serialized items that will ship to your chosen FFL.