This Gun Star Tactical Super quick release Picatinny adaptor is designed to accommodate heavy applications and is the most versatile quick release mounting platform for conventional scopes. This adaptor is guaranteed to return to zero after remount, has 13 picatinny recoil grooves, recoil resistance, and is made of all steel and heat treated in vacuum components to ensure precision and longevity. This adaptor has a very low mount, allows installation using the picatinny rail or using the 8 holes for screed-in rings with stems for an even lighter weight, and is compatible with all firearms with a Blaser R93, R8, LRS2, K95, or S2 saddle mount system. Gun Star® We take pride in precision Gun Star Tac Sup QR Picatinny adaptor for Blaser GS-Blaser-11