Upper Receiver And Barrel Assembly
(1) | Handguard Assembly |
(2) | Gas Tube Pin |
(3) | Gas Tube |
(4) | Flash Suppressor/Compensator |
(5) | Peel Washer |
(6) | Handguard Slip Ring Retaining Ring |
(7) | Handguard Slip Ring Spring |
(8) | Handguard Slip Ring |
(9) | Upper Receiver Assembly |
(10) | Barrel Assembly |