CMMG Mk4 AR-15, LR-308 Buffer Tube Lock Ring

CMMG ZEROED Mk4 AR-15 Ambidextrous Charging Handle Black

CMMG Resolute Mk4 AR-15 Complete Upper Receiver 350 Legend 16.1" Barrel

CMMG Resolute MK4 5.56 16.1 Barrel No BCG/Charging Handle

CMMG Mk4 AR-15, LR-308 End Plate with QD Sling Swivel Mount

CMMG Carbine Reciever Extension for MK4

CMMG Resolute Mk4 AR-15 Complete Upper Receiver 6mm ARC 16" Barrel

CMMG Resolute MK4 Upper .300 AAC Blackout 16.1 Barrel No BCG/Charging Handle

CMMG Banshee 100 Mk4 AR-15 Pistol Complete Upper Receiver 22LR 4.5" Barrel

CMMG Mk4 AR-15 Ejection Port Cover Kit with Gas Deflector 9mm, 22 LR

CMMG AR-15 Resolute Mk4 Complete Upper Receiver 22 ARC 16.1" Barrel M-LOK Handguard Midnight Bronze

CMMG Dissent MK4 Upper Tungsten .22 ARC 16.1 Barrel

CMMG Dissent MK4 Upper Sniper Grey .22 ARC 16.1 Barrel

CMMG MK4 Upper Receiver Assembly No Forward Assist

CMMG Dissent MK4 Upper 5.7 X 28 6.5 Barrel

CMMG Dissent MK4 Upper 5.56 10.5 Barrel

CMMG AR-15 Resolute Mk4 Complete Upper Receiver 22 ARC 16.1" Barrel M-LOK Handguard Black

CMMG Dissent MK4 Upper Charcoal Green .22 ARC 16.1 Barrel

CMMG Mk4 AR-15 Firing Pin Retaining Pin

CMMG Dissent MK4 Upper .300 AAC Blackout 10.5 Barrel

CMMG Dissent MK4 Upper Titanium .22 ARC 16.1 Barrel

CMMG Firing Pin for AR-15 MK4 Silver .300 AAC Blackout

CMMG Dissent 6.50" Upper .300 AAC Blackout with 1:7 Twist Rate and M-LOK Rail - Pistol-Length with Charging Handle - Armor Black - 30B0E67AB

CMMG MK4 Upper Receiver 223 Remington/556NATO Billet