The use of this barrel on an AR Pistol is legal, but the use of this barrel on any AR15 rifle/carbine will qualify the firearm as an SBR and the firearm needs to be registered as such.
- Surface: Smooth
- Length: 10.5"
- Weight: 1.22 lbs.
- Material: 4140 Chrome Moly Steel
- Chamber: 9 x 19mm
- Twist Rate: 1 in 14"
- Chrome Lined: No
- Finish: Melonite QPQ
- M4 Feed Ramps: No
- Muzzle Thread Pattern: 1/2"-36
- Gas Block Location: Carbine
- Exterior Diameter at Gas Block: 0.750"