GAMO SWARM WHISPER .177CAL The GAMO Swarm Whisper pellet rifle features the 10X Quick-Shot patent pending technology that utilizes a 10-round rotary-style magazine, providing faster loading for repetitive shooting. This air rifle also features the IGT (Intert Gas Technology) piston that allows higher velocity, less vibration and a longer lifespan than the traditional spring-powered airguns. The GAMO Swarm Whisper also features the well-known patented Whisper noise dampening technology. Features: Up to 1,300 fps (.177 Cal.) using Gamo PBA Platinum pellets, IGT (Inert Gas Technology) piston, Whisper noise dampening technology, two-stage trigger, single cocking break barrel, automatic cocking safety system, manual trigger safety, fluted polymer jacketed steel barrel, and a 4×32 shockproof scope with rings. One Year Waranty. Caliber: 177 Velocity: 1,300 feet per second (fps) with PBA Platinum Action: 10X Quick- Shot technology enables you to shoot up to ten pellets without reloading. Single cocking system. Noise dampening: WHISPER Powerplant: IGT Inert Gas Technology gas piston. Barrel: Fluted polymer jacketed rifled steel barrel with WHISPER noise dampening technology. Trigger: Two stage trigger. Stock: Automotive grade glass filled nylon all-weather. Checkering: Non-Slip texture on grip and forearm. Recoil Pad: Ventilated rubber. Safety: Manual safety and automatic cocking safety system. Rail: GAMO standard 11 mm aluminum rail. Warranty: 1 Year. Weight: 5.43 lbs Length: 44.5 in. Length of Pull: 14.4 in. Ammunition: Any .177 Cal. Pellet. Trigger Pull: 3.53 lbs. Barrel Length: 19.1 in. Cocking Effort: 30 lbs.Cocking Effort: 30 lbs.