BCM AR-15 Receiver Extension / Buffer Kit - BCM-STOCK-HARDWARE-KIT

This kit contains all the necessary parts to mount your Mil-Spec dimension stock assembly to your lower receiver.

• Receiver Extension – Mil-Spec, 6 position (machined from 7075T6)
• Receiver End Plate
• Lock Nut (Castle) M4
• Action spring Carbine Buffer Assembly, Carbine Std