Description
Centurion Arms 10.3in CM4 5.56mm Midweight Hammer Forged Carbine Barrel 1 in 7in twist extra thick chrome lining and barrel steel specifically engineered for machine guns for longer life (most all hammer forged barrels on the market are not made of this steel).
- Upper receiver is standard forged Mil-Spec with M4 Extended feed ramps
- Centurion Arms low profile pinned gas block
- 9.5in MLOK Centurion Arms CMR Rail
- Carbine gas tube
- Standard A2 Flash Hider
- Auto bolt carrier group with MPI tested bolt
- No charging handle included, please choose one separately if you’d like









