The SIG SAUER ALPHA3 Scope Mounts are machined with an exactness that is both strong yet ductile that allows the rings to form around a riflescope, yet will not damage the scope under proper installation. The 7075-T6 aluminum alloy rings are anodized for protection and durability, providing longevity against any elements. FEATURES: One-piece integral mount 7075-T6 aluminum alloy M1913 Picatinny style clamps Extra High mount height - available in either 1.375 inch or 1.535 inch (centerline of optic to top of Picatinny rail) Available in either 0 MOA or 20 MOA cant Available in Black or Flat Dark Earth color Designed for scopes with 30mm or 34mm main tubes Covered by SIG SAUER’s Infinite Guarantee Torq specifications for ALPHA3 Series Scope Mounts: To Rail (1/2in Nut): 65in/lbsTo Scope (T15-TORX): 25in/lbs Specifications Mount Type Integral Mount Color Black or Flat Dark Earth Mount Material 7075-T6 Aluminum Hardware Material Titanium Maintube Diameter 30mm or 34mm Mount Height Extra High (1.375" or 1.575") Cant 0 MOA or 20 MOA Attachment Type M1913 Warranty SIG SAUER Infinite Guaranty Videos