300 Blk 1:5, 12.5″, Pistol Gas, 5/8×24 Muzzle

Description 6mm ARC  1:7 Twist-Intermediate Gas- (LIMITED RUN)   MOS-Tek’s Sub-Moa Guarantee/w Halworx ballistics ammunition.   Match Grade / Low Recoil   5R Rifling  416R- Stainless Steel  Predator Profile- 33.6OZ  Dimpled for Gas Block  Finish (High Polished) Stainless Steel  5/8×24 Muzzle Thread