Enjoy optical superiority with our new tactical multi-slot bases. These picatinny bases are designed for specific models of firearms and provide an additional 1 inches of forward length for more mounting options. Manufactured from 6061 T6 aluminum and protected by a matte, Type III hard coat anodized finish, these multi-slot bases are compatible with picatinny or weaver style rings. An integral recoil lug, no slip/strip torx screws round out the features of these tactical bases. Features: Made of 6061 T6 Aluminum with matte Type III hard coat anodize finish Compatible with Picatinny/Weaver style rings Additional 1 inches of forward length provides more mounting options