Tiger Rock AR-15 Upper Receiver Vise Block

Tiger Rock AR-15 Upper Receiver Vise Block. These Gunsmithing Equipment designed by Tiger Rock allow you to clamp your upper receiver in a gunsmithing vise where you can then tightly clamp it to secure it protecting the finish on your rifle. The Tiger Rock AR-15 Upper Receiver Vise Block is constructed from heavy-duty glass-filled polymer that can withstand the wear and tear of your gunsmithing tools and provides a safe harbor for your weapon. This device is also EXTREMELY USEFUL for building or