This vise block allows safe mounting of the lower receiver into a vise. Perfect for cleaning , service, or weaponry assembly. Fits into magazine housing from either the top or bottom. Useed to prevent damage of your firearm’s receiver.

•  Allows safe mounting of the lower receiver into a vise
•  Perfect for cleaning, service, or weapon assembly
•  Fits into magazine housing from either the top or bottom
•  Magazine catch securely locks the receiver to the block
•  Will not distort or damage the receiver
•  Solvent resistant polymer construction