Aim Sports AR Complete Upper 5.56x45mm NATO Black Nitride 15" M-LOK - The AR Complete Upper Receiver with BCG features a Mil-Spec anodized upper with 16" SOCOM profile 4150 chorme moly vanadium barrel, and 15" M-LOK free-float handguard. The barrel also has a nitride finish, M4 feed ramps, and A2 flash hider. This product includes the upper, charging handle, and BCG
| FireArm | No |
| Handguards | 15" M-LOK Free-Float |
| Caliber | 5.56x45mm NATO |
| Barrel Length | 16" |
| Barrel Length Range | 16" to 16.99" |
| Handguard Finish | Black Hard Coat Anodized |
| Barrel Material | 4150 Chrome Moly Vanadium Steel |
| Type | Complete |
| Sights | None, Optic Ready |
| Receiver Finish | Black Hard Coat Anodized |
| Barrel Finish | Black Nitride |
| Twist | 1:8" |
