The HSS I & II box set is compatible with any air rifle or air gun. All metal parts are a sleek aluminum alloy construction for durability and strength. The sight includes a quick release lever on the side and the battery cap is tethered to the body. The scope is fully adjustable by turning the control dial and can be attached to the quick release weaver mount. You can choose from five various reticle brightness settings as well. The product also includes a lens cloth, an extra mount piece, a scope cover and a hard nylon carry case.