Crosman Airgun Red Dot Sight 19167. Compatible with dovetail rails. Requires a CR2032 battery (included)Mounting Rail DovetailBattery Type CR2032 Specifications for Crosman Airgun Red Dot Sight: Manufacturer: Crosman Color: Black Magnification: 1 x Reticle: Dot Emitter Type: Open Battery Type: CR2032 Magnification Type: Fixed Red Dot Sights-Footprint: Not Applicable Mount Type: Dovetail Front Sight Color: Red Package Contents: Crosman Airgun Red Dot Sight Crosman 19167: Airgun Red Dot Sight