16" Barrel Length
416R Stainless Steel Barrel
Midlength Gas System
Pencil Profile (uses .625 diameter gas block)
5.56 NATO Chamber
1 in 7" Barrel Twist
Please check the barrel closely for any irregularities. It is the builder's responsibility to check headspace before assembling.
In the unlikely event you have an obvious issue with a barrel, STOP AND DO NOT ASSEMBLE or modify. Contact Customer Service for warranty replacement. Barrel is non-returnable if it has been installed, fired or modified from original shipped state.