Luth-AR's 308 Mil-Spec Carbine Buffer Tube Complete Assembly Kit for AR-10 rifles includes a Mil-Spec diameter carbine buffer tube, 308 carbine recoil buffer, carbine recoil spring, receiver end plate and castle nut.

• For AR-10 Rifles
• Kit includes Mil-spec carbine tube .308 buffer spring .308 buffer body latch plate and lock ring