A4 UPPERS
- A4 Rifle Complete Upper w/ Carry Handle (5.56)
B2-K612-AH01
- A4 Rifle Complete Upper Receiver w/ Quad Rails 5.56
B2-K612-AH03
- A4 Pistol Complete Upper Receiver w/ Quad Rails 5.56
B2-K612-AC02
- A4 14.5'' Carbine w/ Quad Rail Complete Upper 5.56
B2-K612-AC03
- A4 Carbine MOE Complete Upper 5.56
B2-K612-AF05
- A4 CARBINE MOE COMPLETE UPPER 5.56- FDE
B2-K612-AF12
- A4 Carbine MOE Complete Upper 5.56 - ODG
B2-K612-AF13
- A4 Carbine Complete Upper 5.56
B2-K612-AF02
- A4 Pistol Complete Upper 5.56
B2-K612-AC01
- A4 Rifle Complete Upper 5.56
B2-K612-AH02
- A4 Dissipator Complete Upper 5.56
B2-K612-AH04
- A4 Mid-Length Complete Upper
B2-K612-AF14
- A4 Carbine 14.5'' Complete Upper (5.56)
B2-K612-AF15