CMC Triggers Carbine Buffer Tube Kit Mil-Spec 6 Position AR-15, Black Anodized - 81626

Complete mil-spec buffer tube assembly kit for AR-15 platforms, includes tube, spring, buffer, locking ring, and castle nut. Machined from 7075-T6 aluminum with Type III hard coat anodized finish and includes drainage holes for submerged environments. Fits standard mil-spec AR-15 lower receivers and stocks.