Williams Gun Sight Ghost Ring 22/45 Lite Models - Fiber Optic Blade, Ruger Mk II, III & IV, Green, 682194

Provides quick acquisition of the front sight by utilizing Williams unique half-MOA ring system. This enables you to sight on and lock onto your target without much target to relocating your sights. Manufactured without screws or retaining loops the ghost ring system is as strong as it is light.