H&R 606 20" 5.56 NATO Upper, Black

Nordic Components 22RB Dedicated 16" Railed Upper .22LR 1:16 no BCG&CH, Black

DPMS DR-15 Oracle II Slick Side 16" 5.56 NATO M-Lok Upper

Rise Armament Compete Upper Grey .22 ARC 18 Barrel

Rise Armament AR-15 Complete Upper Receiver 22 ARC 18" Barrel 15" M-LOK Handguard Rifle Length Black

Rise Armament AR-15 Complete Upper Receiver 22 ARC 18" Barrel 15" M-LOK Handguard Rifle Length Patriot Brown

Rise Armament AR-15 Complete Upper Receiver 6mm ARC 18" Barrel 15" M-LOK Handguard Rifle Length Black

Rise Armament AR-15 Complete Upper Receiver 6mm ARC 18" Barrel 15" M-LOK Handguard Rifle Length Patriot Brown