CMMG AR-15 barrel sub assemblies are the perfect way to either replace an existing barrel or start your new build off on the right foot. CMMG is excited to be able to be able to offer you high quality AR-15 barrel sub assemblies made from high quality materials on precision machinery by skilled manufacturers. All of which adds up to the quality and performance you have come to expect from CMMG.

Specifications and Features:
416 Stainless Steel
Bead Blasted Finish
Caliber: 5.56x45 NATO (accepts .223 Remington)
Length: 16.1" Barrel
Profile: Medium Taper Profile
Twist Rate: 1:7"
Thread Pitch: 1/2x28
Mid-Length Gas System
.936" Gas Journal
M4 Barrel Extension
Factory Headspaced
Fits:
AR-15 Mil-Spec Upper Receiver Assemblies

This product is not returnable. Contact the manufacturer for warranty and assistance.