The Leupold Dual Dovetail Ruger Redhawk/Blackhawk 1-Piece Handgun Base provides a classic, low-profile mount for scopes on Remington Model 700, Winchester Model 70-type action, Browning A-Bolt-type action firearms and several handguns. This simple, secure mounting system functions without the need for rear windage screws and accepts most rotary dovetail rings (rings not included).