The Air Venturi OmniStormTM is a revolutionary break barrel air rifle featuring the innovative OmniPistonTM technology that combines easy user adjustability with traditional gas piston power. With the groundbreaking OmniPiston system delivers an exceptional, vibration free shot cycle across all power levels. Available in .177 and .22 calibers, the OmniStorm achieves impressive velocities with lead pellets.Specifications and Features: Brand: Air Venturi Caliber: .177 Cal Max Velocity: 1100 FPS (.177) Muzzle Energy: 18.8 ft/lbs (.177) Suggested for: Small game hunting / target practice Powerplant: Gas-piston Loudness: 3-Medium Weight: 6.75 lbs Function: Single-shot Action: Break barrel Fixed/adj. power: Multiple settings Shrouded: No Scopeable: 11mm dovetail Front Sights: Fiber Optic Rear Sights: Adjustable for windage & elevation Safety: Automatic Trigger: Two-stage non-adjustable Barrel: Rifled Barrel Length: 19.0" Overall Length: 46.5" Capacity: 1 round(s) Body Type: Rifle Stock: Synthetic Buttplate: Rubber Grip: Ambi Color: Black