New superior ring design, that ensures perfectly even pressure around the scope tube and virtually eliminates indenting or marring the scope tube. Also, the unique split design of the ring offers excellent alignment consistancy in reticle positionig during the process of mounting your riflescope. The low profile of the top part of the rings, allows a clear and fast image of the elevation adjustment turret. The bottom of the ring features a crowned rail interface. This design assures an optimum alignment and corrects the engagement of the rings on any 1913 Mil spec picatinny surfaces, even compensating for the ones NOT made perfectly. This design offers an excellent "RETURN TO ZERO". Material used is 7075 premium alloy, very strong and lightweight. The rings feature a beautiful satin hard-coat anodized finish with a superior corrosion resistance. All hardware (screws, crossbolts) made of high strength 410 Stainless steel. Torque specs are 50 inch/pounds on all screws. LOW - 0.25 INCH saddle under the scope tube. MED - 0.42 INCH saddle under the scope tube. HIGH - 0.78 INCH saddle under the scope tube.