XS Sights Ghost-Ring Aperture Set for Ruger Deerfield .44 Magnum Rifles

The XS Sight Systems Ghost-Ring Aperture Set is designed for Ruger Deerfield .44 Magnum Rifles. The sight allows for quicker acquisition of targets and help to improve accuracy. The aperture is adjustable for windage and elevation. This type of sight is great if you hunt in brushy or heavily forested areas. The Windage is adjusted by opposing windage screws. It provides 14" of adjustment at 100 yards based on a 24" sight radius. the elevation is adjusted by loosening one windage screw and truning the rear aperture clockwise or counterclockwise to move the aperture up or down. The stem of aperture is threaded. Each 180 degree turn of the aperture moves the bullet point of impact 1" at 100 yards. The Sight provides 16" of adjustment at 100 yards based on a 24" sight radius.