BCM Stock Hardware Mount Kit - Buffer, Tube, Spring, & More for AR-15

Stock Hardware Mount 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 Buffer This kit is compatible with the plastic stocks from; [...]