AR-15/M16 U&L Rcvr Mag Well Vise Blk Set PROMAG

AR-15/M16 Upper and Lower Receiver Mag Well Vise Block Kit

This three piece set of heavy duty blocks securely clamp all flat top and carry handle AR-15/M16 upper and lower receiver components to prevent damage or movement during repair, assembly and cleaning. Constructed of impact resistant glass filled nylon.