WANGPAI 3 in 1 Combo Scope, 4 Reticle Green&Red Dot Sight on Top with 2.5-10x40 Rifle Scope and Red Laser, 22mm & 11mm Easy Changed Rail Mount (Free Warranty) Get 3 sight by buying one scope, red dot scope, laser sight, rifle scope, detachable red dot scope can be get out as a single red dot scope. This hunting Scope Barrel Mount 1"/ 25mm & 30mm Ring Adapter w/ 20mm Weaver Picatinny Rail all functions. Completely sealed and nitrogen filled makes it fog and rain proof. Rifle Hunting Scope with Field oF view (ft.@100yds.):32.5 - 8.9 The red dot scope and rifle scope are packed with Battery, Mount Rings and Hardware Included, shipped out by FBA, shipping time up to 2 days