CMMG Makes High Quality Parts and Accessories
CMMG produces high quality parts and accessories for a variety of weapons platforms. You can always rely on CMMG for parts which are correct and within specification. This particular item is a castle nut which CMMG calls a receiver extension nut for use on the AR-15/MK4 platform.CMMG AR-15/MK4 Receiver Extension Nut Specifications and Features:
- CMMG 55CA9CB
- Receiver Extension Nut
- Matte Black
- AR-15/MK4 Carbine Receiver Extension Tube
No Ratings
Be the first to review this item