Combine this CMMG AR-15 Complete A1 Style Receiver Extension/Stock Kit with your choice of lower parts kit to complete your lower group. Comes with a rifle length receiver extension tube, rifle buffer, rifle buffer spring and A1 length fixed stock.
Features :
Features :
- ,Kit includes- Receiver extension tube, end cap, recoil spring and buffer, stock and stock screw,
Specifications:
| Fit | AR Rifles |
| Type | Stock |
