HM Defense .223 Remington Upper with 16" Barrel, Black - 16MBUP556L

HM Defense 16MBUP556L MonoBloc Upper 223 Remk, 5.56x45mm NATO 16" Black Cerakote Barrel 7075-T6 Aluminum Black Anodized Receiver HM Defense Technology AR-15 Upper Receiver (Black) Specifications and Features: HM Defense 16MBUP-556-L AR-15 Upper Receiver 5.56 NATO (Accepts .223 Remington) 16" 4150 Chromoly Barrel Monobloc Upper With Integrally Machined Patented Gas Block 1:8" Twist Rate Mid-Length Gas System Match Grade Triple Honed Button Rifled Barrel HM Defense 15" Free Float Hand Guard 1913 Picatinny Rail/M-LOK Compatible Hand Guard Hand Guard made from 6061-T6 Aluminum HM Monoblock Upper Receiver Mil-Spec 7075-T6 M4 (Hard Coat Anodized Matte Black) M16 Bolt Carrier Group Mil Spec Components Mil Spec Charging Handle Dust Cover Engraved with American Flag CNC machined Muzzle Brake Overall Weight 4lbs 3oz Cerakote Finish Matte Black Fits: AR-15 Mil-Spec and Similar pattern lower receivers