• 16" M4 Contour Barrel
  • 4150 Chrome Moly Vanadium Steel
  • Black nitride Finish
  • 5.56NATO Caliber
  • Carbine Length Gas System

Full details and secure checkout: https://3crtactical.com/ar-15-barrel-16-m4-profile-5-56-nato-carbine-gas-system-1-7-twist-75063/?utm_source=armslist&utm_medium=referral&utm_campaign=listing