.223 Wylde (5.56) M-16 Upper 1/8 416 SS

18" .223 Wylde (5.56) YHM Diamond Upper 1/8 416 SS

20" Entry Level Hunter 5.56 Upper 15" Forearm

5.56 20" HBAR Barrel SBN Kit 1/9

5.56 M-16 A2 Style Upper 1/7 QPQ

5.56 XM-177 Lite CHF CL Barrel Kit Round

7.62x39 QPQ 4150 Midlength Style Upper 1/8

A2 10.5" SBR and Pistol Upper 1/7 QPQ (MK-18 Mod 0)

AR-15 MK-18 QPQ 10.5 pistol upper 1/7 MK-18 YHM SLR Quad

AR-15 MK-18.1 10.5 Pistol Upper 1/7 CL YHM SLR MLOK

Fail Zero 5.56 M-16 Nickel Boron EXO BCG & Radian RAPTOR Charging Handle

Legacy 5.56 "Colt" 654 Clone Upper 1/12 14.7" Barrel