Ultimate Arms Gear 2 Piece .223 5.56 AR15 AR-15 M4 M16 A1 A2 Rifle Upper Receiver Mag Magazine Polymer Gunsmith Action Vise Block
Constructed of black injection molded polymer.Fits both carry handles & flattop uppers. Easy to use, the block lets you tightly clamp a carry handle receiver or flattop receiver in a large bench vise. The vise block is locked into the users table/workbench vise. Holds the rifle firm so you can work on your rifle securely without scratching or damaging the finish for effective cleaning, assembly, and repair. Made In the USA