GunsmithTool Kit 5.56 .223 Upper Receiver Vise Block

UPPER VISE BLOCK (Constructed of Light Weight Glass Filled Polymer)
Fits both carry handles & flattop upper receivers. 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.
Length: 4.5"
Weight: 12.5 oz.