Brownells Ar-15 Rifle Receiver Extension & Buffer Kit

The Brownells AR-15 Rifle Length Buffer Tube Kit is made from Mil-Spec 7075 aluminum and features a matte black hardcoat anodized finish. This kit includes a buffer and spring designed to fit standard AR-15 and M16 lower receivers and rifle length buttstocks. Machined from 7075 aluminum Matte black hardcoat anodized 9 5/8" length 1.110" diameter The Brownells Rifle Length Buffer Tube Kit provides Mil-Spec hardware for your AR. Mfg: Brownells