• M4 parkerized 4150 chrome vanadium barrel, chambered in 5.56 with a 1:8 twist
  • Birdcage flash hider
  • Carbine length gas system
  • 15" m-lok handguard
  • Flat-top mil-spec upper receiver with installed dust cover and forward assist

Full details and secure checkout: https://3crtactical.com/complete-ar-15-carbine-upper-16-m4-barrel-15-m-lok-rail-with-bcg-and-charging-handle/?utm_source=armslist&utm_medium=referral&utm_campaign=listing