The LaRue Tactical 2-Piece QD Picatinny LT808 Scope rings position the centerline of the optic 1.375" above the top of the rail are and attach to any MIL-STD-1913 Picatinny rail. LaRue Speed Levers provide outstanding return to zero, the optic can be removed and replaced without worry. The LT808 is .095" higher than the LT123. Comes complete with QD adjustment wrench, spare ring screw, and Instructions. FeaturesComes complete with QD adjustment wrench, spare ring screw, and Instructions.Positions the centerline of the optic 1.375" above the top of the railAttached to any MIL-STD-1913 Picatinny rail