TacFire AR-10 Carbine Buffer Tube Kit with Ambi Dual Loop Sling Adapter

.308 Buffer Tube Assembly w/End Plate 

• (1) Mil-Spec 6 Position Buffer Tube
• (1) 3.8 oz. Buffer
• (1) .308 Buffer Spring
• (1) Dual Loop End Plate
• (1) Castle Nut