TacFire 1 x 30mm Tactical Dot Rifle Scope Sight with Cantilever Weaver Mount, Red/Green Tacfire official product, 1x30mm holographic reflex dot sight with mount Durable all metal construction cantilever paper mount for any 20mm pica tinny or weaver rails quick rail attachment design Dimensions: length: 5.12"/ 130mm, width: 2.56"/65mm, height: 2.75"/70mm weight: 9.7 oz. Package includes: one holographic red/green dot sight,1 CR2032 battery, 1 hex wrench, 1 cleaning cloth, 1 storage box & 1 owner's manual