ProMag Well Vise Block for AR-10 .308 AR-Type Rifles Lower Receiver Magazine, Black - PM245

This heavy-duty block securely clamps into the magwell of the lower receiver of AR-10/.308cal AR-type rifles to prevent damage or movement during repair, assembly and cleaning. The double sided design fits Armalite, DPMS, Remington, SR-25, and many other variants. It is constructed of impact resistant, glass-filled nylon.A heavy-duty block securely clamps into the magwell of the lower receiver of AR-10/308 Cal AR-type rifles to prevent damage or movement during repair, assembly and cleaning. Dou