Enhance the security and precision of your AR15 maintenance with the Real Avid Lug-Lok Silver Vise Block. Crafted from non-marring aircraft-grade aluminum this innovative block takes the strain off vulnerable components by leveraging the strength of barrel lugs. The Lug-Lok system ensures a secure grip within the star chamber minimizing the risk of damage during torquing. Its adjustable vise pins provide optimal positioning while the lock knob keeps the receiver firmly in place. Ideal for those seeking durability and reliability this silver vise block redefines efficiency in firearm care.