Umarex Beretta PX4-Storm Spring Airsoft Pistol6mm cal4 Round Black. The PX4 Storm allows for easy target shooting Features: - Extended life trigger system - 14-round drop free magazine - Integrated accessory rail - 400 BBs included Specifications: - Caliber: 6mm - Action: Single - Power: Spring - Brand: Beretta - Ammo Type: Airsoft BBs - Velocity: 260 FPS Specifications for Umarex Beretta PX4-Storm Spring Airsoft Pistol: Manufacturer: Umarex Color: Black Magazine Capacity: 4 Round Projectile Caliber: .243 Caliber Package Contents: Umarex Beretta PX4-Storm Spring Airsoft Pistol Umarex 2274020: Beretta PX4-Storm Spring Airsoft Pistol6mm cal4 RoundBlack