LBE Unlimited Mil-Spec Buffer Tube Kit 6 Position AR-15, Black - MILBUFKT

This Mil-Spec buffer tube complete assembly includes buffer tube, castle nut, lock plate, buffer, and spring for AR-15 platform rifles. The 6-position design allows for length-of-pull adjustment and is finished in matte black. Installation uses standard castle nut assembly method compatible with Mil-Spec receivers.