LBE Unlimited Buffer Tube Kit AR-15 Black, 6-Position Tube, H2 Heavy Buffer, Carbine Spring.

LBE Unlimited Buffer Tube Kit AR-15 Black, a six-position buffer tube with a carbine-length recoil spring, a receiver end plate, a castle nut, and an H2 heavy buffer.\n\n- Six-position black buffer tube for AR-15 platforms\n- Kit includes H2 heavy buffer and carbine spring\n- Contains end plate and castle nut\n- Compatible with standard AR-15 lower receivers\n- All components are manufactured by LBE Unlimited.