ProMag AR-15 / M-16 Upper and Lower Receiver Magazine Well Polymer Vise Block Set

Give yourself an extra set of hands and make your rifle builds so much easier with the ProMagA(R) AR-15 / M-16 Upper and Lower Receiver Magazine Well Polymer Vise Block Set. This magazine well vise block set features a 3-piece set of heavy-duty blocks for use with your AR-15 or M-16 rifle. This vise block set securely clamps all flat top and carry handle upper and lower receiver components to help prevent damage or movement during maintenance, cleaning, or assembly. Injection-molded black polyme