The CMMG AR-15 Receiver Extension works with all AR-15 and AR-10 lower receivers. It is constructed of steel with a black finish.
The CMMG AR-15 Carbine Buffer Assembly is a great option to pair with your buffer tube and action spring. CMMG makes quality parts that are reliable. This buffer assembly features a silver finish that is easy to clean and machined with precision to ensure that it functions properly with every round.
The CMMG AR-15 Buffer Spring is a quality spring that ensures reliability with every shot. It pairs great with the CMMG Buffer Assembly and it works with all AR-15 Buffer Tubes.