Product Features & Specifications
CMMG 55CA646 AR-15 Receiver Extension & A1 Stock Kit Black Polymer/Aluminum
The CMMG A1 Receiver Extension and Stock kit contains a rifle buffer assembly, rifle action spring and an A1 rifle length butt stock assembly. Combine this kit with your choice of lower parts kit to complete your lower group.
| Brand | CMMG |
| Series | Kit |
| Model | Receiver Extension |
| Firearm Fit | AR-Platform |
| Stock Material | Synthetic |
| Tube Included | No |
| Stock Description | A1 |
| Stock Finish | Black |
| SKU | 122716 |
| MPN | 55CA646 |
| UPC | 815835012636 |
