Real Avid AVAR15LLVB Lug-Lok Upper Vise Block Silver Aluminum Rifle AR-15 Shotshell Buckshot Loads Monolithic tri-steel technology gives it

Monolithic tri-steel technology gives it the ability to be lightweight and super strong

This hull along with a specially chosen wad culminates into a perfect balance of velocity

By providing a larger surface area for your thumb to rest against

M series work best with cartridge jiggle

This model comes in a pack of 25

Real Avid AVAR15LLVB Lug-Lok Upper Vise Block Silver Aluminum Rifle AR-15 Shotshell Buckshot Loads Monolithic tri-steel technology gives itThe Lug Lok Upper Vise block uses the strength of barrel lugs to safely secure AR15 upper receivers while working, rendering clamp style blocks obsolete. The non marring, aircraft grade aluminum block slides through the upper receiver and into the star chamber of barrels. This takes the pressure from torquing away from weak, damage prone parts and puts it squarely on the steel lugs. Adjustable Vise Pins hold the block at the optimal working angle and