TacFire MAR047A AR15 Buffer Tube Kit Mil-Spec Black AR-15

The TacFire MAR047A Mil-Spec AR-15 buffer tube kit provides a complete M4-style receiver extension package designed for reliable cycling in an AR-15 carbine configuration. The kit includes a mil-spec 6-position buffer tube with foam insert, 3 oz. buffer, carbine length buffer spring, regular end plate, and castle nut. It is constructed from 6061-T6 aluminum with steel hardware and features a Mil-spec carbine receiver extension configuration compatible with standard AR-15 buffer assemblies. Designed for dependable cycling and easy installation, this buffer tube kit upgrades or replaces your AR-15 buffer tube assembly with a clean, standard-spec build.