The Gamo 30mm Quick Shot BZ is a red dot sight made from lightweight but strong anodized aluminum and offers 11 brightness levels. The Gamo 30mm Quick Shot BZ Red Dot Sight includes lens caps, adjustable for windage and elevation, this airgun red dot sight fits a standard 3/8-inch dovetail It works well with most types of shooting, especially ‘close in’ and is made from lightweight, durable and easy to use materials. CR2032 battery included.