Criterion Barrels 16in AR-10 Rifle Length Gas System Barrel .308 M118 LR Rifle Length 1-10 Twist 416R Nitride 1016S-HYR-N. 62x51 NATO and .308 Win ammunition and the chamber is optimized for heavier longer bullets. Criterion Barrels crafted these...
Criterion Barrels 16in AR-10 Rifle Length Gas System Barrel .308 M118 LR Rifle Length 1-10 Twist 416R Nitride 1016S-HYR-N. 62x51 NATO and .308 Win ammunition and the chamber is optimized for heavier longer bullets. Criterion Barrels crafted these...