HSO1203 Features: * Rifle scope * 30mm optical system * Adjustable speed ring to match any crossbow * 1/2 MOA finger adjustable turrets * Supplied with double screw one piece mount * Waterproof, shockproof and fog proof Construction: * 30mm mono-tube construction Color/Finish: * Color: Matte Black * Glass etched dual color illumination SR reticle Dimensions: * Length: 10.6"" Warranty: * Worldwide warranty