Stainless Lo-Pro Gas Block Barrel 6mm ARC w/ Headspaced Bolt
Noveske 12.5 Leonidas Stainless Lo-Pro Gas Block Barrel 6mm ARC w
6mm ARC AR15 1:7, 1:7.5, 1:8 Twist Stainless Premium Barrels
0.750 Diameter Low Profile Adjustable Steel Gas Block
Noveske 20.0 6.5 Grendel Barrel w/Head-Spaced Bolt, Rifle Length Gas, 1/8 Twist
6mm ARC AR15 1:7, 1:7.5, 1:8 Twist Stainless Premium Barrels
BKF M4 MOD-0 18″ BA 6.5 Grendel Rifle Length SS 416-R SPR Barrel
Noveske 12.5 Leonidas Stainless Lo-Pro Gas Block Barrel 6mm ARC w/ Headspaced Bolt
Rainier Arms Ultramatch MOD2 .308 Barrel - 18
BKF M4 MOD-0 20 6mm Arc DMR Rifle length 1/7 Twist 416R Barrel W/ 15.25 M-LOK Handguard