Using a Nitro Piston power plant, the Benjamin Vaporizer Air Rifle with 3-9x40 Scope propels a .177 alloy pellet at up to 1,400 fps, or a .22 alloy pellet up to 1,100 fps. The Vaporizer pellet gun comes with an overmolded, rifled, steel barrel, and a SBD, market-leading sound suppressor. An adjustable, 2-stage Clean Break Trigger enables shooters to obtain the rifle's maximum accuracy potential. The all-weather synthetic stock has a rubber buttpad and soft touch inserts on the fore-end and pistol grip. This Benjamin Vaporizer Nitro Piston Elite Air Rifle comes with a CenterPoint 39x40mm air rifle scope, and adjustable open sights. Nitro Piston power plant SBD sound suppressor 2-stage adjustable trigger All-weather synthetic stock CenterPoint 39x40mm scope Back-up front and rear sights Overmolded, rifled, steel barrel