Warne Maxima Vertical PA Scope Rings Matte Black 30mm Extra High Designed to fit Warne bases as well as Weaver cross slot and Mil-Spec Picatinny style bases and rails;Permanently attaches to base or rail;Square recoil control key for positive engagement of ring to base;Rings securely mount around scope using 4 Torx style T-15 socket cap screws;Matte black finishtable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 4000 Product Group Code: 4000C Product Sub Group 1: 4000C2 Inactive: No