The Browning Buck Mark sight is a perfect addition to your Browning Buck Mark pistol or any other rimfire rifle or pistol. This compact reflex sight attaches to any Picatinny rail and has a rugged aluminum housing. The adjustable rheostat brightness control features seven different brightness settings with four different reticle patterns to match up your shooting environments and personal preferences. With unlimited eye relief and a reticle to fit your needs, the Buck Mark sight will provide hours of shooting fun.Features:Compact reflex sight;Perfect for any rimfire rifle or pistol;Adjustable rheostat brightness;4 different reticle patterns;Unlimited eye relief