FightLite

FightLite Mission Configurable Rifle Dual-Feed Upper Receiver Assembly, 556NATO, 12.5" Quick-Change Barrel, Threaded 1/2X28, Fits AR-15 Lower Receiver, M-LOK Handguard, Adjustable Sight Set, Manganese Phosphate Finish, Black, Includes Buffer, Spacer, Bolt Catch, Adapter and Compensator MCR-060MS