16" Barrel Length
Midlength Gas System
5.56 NATO Chamber
1 in 7" Barrel Twist
Uses 0.75" gas block
"5.56 NATO 1/7 FREEDOM" roll mark
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.