Specifications and Features: – Product Group: Air Pistols – Brand: Browning – Velocity (FPS): 320 – Caliber: 0.177 (4.5mm) – Ammo Type: Pellets – FPS w/Alloy Pellet: 360 – FPS w/Lead Pellet: 320 – Barrel Length: 5.25 – Total Length (inches): 12 – Capacity: 1 – Barrel Type: Rifled – Front Sight Type: Fixed – Rear Sight Type: Adjustable – Action: Break Barrel – Safety Type: Automatic – Trigger Pull (lbs): 5.75 – Cocking Effort (lbs): 19.8 – The Browning Buck Mark URX has a single stroke cocking mechanism with break barrel action. This pistol shoots 320 FPS and has an automatic safety. The ergonomic ambidextrous grip help the user to feel comfortable while shooting this lightweight pistol.