The Gamo WildCat Whisper pellet rifle features the IGT (Inert Gas Technology) piston that allows higher velocity, less vibration and a longer lifespan than the traditional spring powered airguns. The Gamo WildCat Whisper also features noise dampening technology, patented by Gamo. Features: Up to 975 fps using Gamo PBA Platinum pellets, IGT piston, Whisper noise dampening technology, single cocking break barrel, automatic cocking safety system, manual trigger safety, fluted polymer jacketed steel barrel, standard trigger with adjustable second stage and a 4x32 shockproof scope with mounts. Made in Spain.