Receivers - Upper Receiver

Lmt Defense

Mrp-l Quad 5.56/300 Blk 9.25'' Assembled Upper ReceiverModel : Mars-LCartridge : CCP_300 AAC Blackou…

Faxon Firearms

Arak-21 12.5” 5.56x45 Nato Complete Upper Receiver BlackCartridge : AKK_5.56 x 45Finish : AnodizedCo…

Faxon Firearms

Arak-21 16'' 5.56x45 Nato Complete Upper Receiver BlackMake/Model : AR-15Style : CompleteLength : 16…

Colt

Le6921 Upper Receiver 14.5 Barrel W/ Bcg & Charging HandleLength : 14.5''Cartridge : AKK_5.56 mm NAT…

Primary Weapons

Mk111 Pro Complete Upper Receiver 11.85'' BlackCartridge : AJO_223 WyldeStyle : CompleteFinish : Ano…

Lmt Defense

Mrp-l M-lok Specwar 5.56mm 11.5'' Assembled Upper ReceiverFinish : AnodizedColor : BlackMake/Model :…

Lmt Defense

Mrp-l M-lok 5.56/300 Blk 7.3'' Assembled Upper ReceiverStyle : AssembledMake/Model : LMT|Mars-LFinis…