This YHM 11.5″ M4 5.56 NATO Mid-Length barrel is designed to be the perfect addition to any SBR or Pistol build. ALL NFA RULES APPLY!
- Barrel Length: 11.5"
- Weight: 20.82oz.
- Material: 4150 Chrome Moly Vanadium
- Chamber: 5.56mm
- M4 Feed Ramps: Yes
- Profile: M4
- Twist Rate: 1 in 7"
- Gas Block Journal Size: .750"
- Gas System length: Carbine
- Muzzle Crown: 11 Degrees
- Muzzle Thread Pattern: 1/2" x 28
- Finish: Nitride