Blackout Defense 300 Blackout 13.9 Barrel Pistol Length Gas Forward Assist Blackout Black Upper Receiver

CMMG Banshee Mk4 Suppressed Upper .300 BLK 6.5"

CMMG BANSHEE Mk4 Suppressed Upper Group .300 BLK 6.5"

Ballistic Advantage Performance Barrel 5.56x45mm 13.70", Black - Compact and Efficient Barrel - BABL556036F

Aero Precision Carbine-Length Handguard 6.50", Black

AERO PRECISION M4E1 Threaded Complete Upper 16" 5.56 Barrel w/ 15" M-LOK ATLAS R-ONE Handguard - BLK

CMMG 99B17FD-AB Upper Banshee 9MM 5 Black

ALEXANDER UPPER RECEIVER AR15 - PISTOL 50 BEOWULF 12" TB BLK