Description
The CMMG AR-15 MK4 Carbine Length Receiver Extension is the perfect must have accessory for your next AR-15 build. The CMMG tube is constructed from high quality aluminum and features a hard coat anodized matte black finish.
The CMMG AR-15 MK4 Carbine Length Receiver Extension is the perfect must have accessory for your next AR-15 build. The CMMG tube is constructed from high quality aluminum and features a hard coat anodized matte black finish.
| Features | For AR-15 Rifle builds |
|---|---|
| Manufacturer | CMMG |
| Manufacturer Part # | 55CA9D7 |
| Sub Category | Stocks & Buffer Tubes |
| Color | Black |



