EGW red dot sights are meant to be installed from the left to the right (with the muzzle facing forward). The dovetail has a progressive taper to allow for easier install. Simply remove the rear sight on your gun and replace it with EGW mount in order to mount your Leupold DeltaPoint Pro, JPoint, Redfield Accelerator, or Optima red-dot sight. You can take the mount off and replace your rear sight at any time. Mounting hardware included. Installation Instructions Remove the rear sight* Install the EGW Sight Mount in the dovetail Tighten set screw (if applicable) Place the red dot sight on the EGW Sight Mount (placing a small piece of paper between the re Mfg: Egw