Evolution Gun Works offers this Picatinny rail scope base designed specifically for the Ruger 10/22. The base is machined from 6061-T6 extruded aluminum and features a silver anodized finish. It has 0 MOA and a center spread of 2.57″ (the distance between the two middle holes, center to center, on your receiver). The overall length is 6.276″.
Mounting hardware includes hex head screws and wrench. Evolution Gun Works recommends 20 inch lbs. of torque and a drip of blue Loctite during installation.
Specifications: Height 1.3500″, Width 3.4000″, Length 9.0000″. The base uses MIL-STD 1913 Picatinny rings and is made in USA.
