When mounting optics, precision is the name of the game and there's one piece of gear that's critical to success, the Weaver Modular Level system. This system is a simple, yet effective way to guarantee a scope's crosshairs are level to the receiver. This ensures accuracyy and helps shooters maximize their optics investment.

• Simple to use and extremely reliable
• High strength magnets for secure grip
• For use when mounting scopes on most types of firearms
• Indicates if scope crosshairs are level to receiver for optimum accuracy