13" 7 Sided KeyMod Hand Guard 6061 Aluminum Material Includes Steel Barrel Nut
16" .223 wylde barrel 1:7 twist
Muzzle Brake
Ejection Port Cover
Forward Assist
BCG and Charging Handle (Standard Latch) option available.
AR15/M4/M16 Upper Receiver Forged from 7075 T6 Aluminum