The Crosman Vapor Max Pneumatic Air Rifle represents the next evolution of the variable-pump air gun, delivering enhanced power and versatility. Chambered in .177 caliber, the Vapor Max Air Rifle provides up to 1,100 fps with 10 pumps when used with alloy pellets (450 fps with 2 pumps). The rugged synthetic stock provides all-weather durability while fiber-optic sights put your shots right where you want them. Includes 2 auto-indexing 10-round magazines. Pneumatic power plant Bolt action Up to 1,100 fps with 10 pumps when used with alloy pellets Up to 450 fps with 2 pumps Rugged synthetic stock 2-stage trigger Fiber-optic sights Dovetail optics mount