Faxon Firearms Faxon ar15 barrel 5.56 nato 20" 1:8 gunner profile blk FEATURES
-Caliber: 5.56 NATO
-Barrel: 20"
-Twist: 1:8"
-Weight: 1.67 lbs
Other Features: Rifle length gas port..625 gas block size.11 degree target crown ensures accuracy.Twist: 1:8"