This buffer tube assembly kit includes an impact extruded 7075-T6 aluminum receiver extension with a durable hardcoat anodized finish. Featuring an extended bottom lip reducing carrier tilt, the buffer tube is compatible with MIL-SPEC AR-15 stocks.
- Mil-spec 6-pos buffer tube w/ mil-spec anodizing, type III hardcoat, Class II
- buffer (2.9oz)
- buffer spring
- stock end plate
- stock lock ring-castle nut
- Buffer tube machined from 7075 T6