Strike Industries Advanced Receiver Extension Buffer Tube - SI-AR-ARE-T7

Strike Industries Advanced Receiver Extension Buffer Tube The Strike Industries Advanced Receiver Extension is designed to increase the functionality of your AR-15/AR-10 weapon system. The scalloping detail on the surface works to decrease friction with tight fitting stocks and shaves weight while retaining mass in critical stressed areas. It features a supported buffer retaining tab that also allows you to easily index your receiver extension. Machined from 7075-T6 aluminum, this buffer tube is