The 66 sight is specifically designed for mounting on flat receivers, making it an ideal choice for lever-action rifles like the Winchester 94, Marlin 336 and modern shotguns. This sight offers 1/4 min audible click micrometer adjustments for both elevation and windage, ensuring precise targeting with every shot. Its quick-release slide allows for easy adjustments, while the coin-slotted "stayset" knobs provide reliable, user-friendly operation. Additionally, the sight comes with two interchangeable aperture discs a large hunting aperture and a small target aperture allowing you to adapt to any shooting condition. Elevate your shooting experience with the versatile and functional 66 sight, designed for accuracy and performance.