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 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