ASG Steyr Licensed AUG A3 XS Commando Airsoft AEG Rifle (Black)Specifications: Brand: ASG Operation: Electric Automatic Material: Metal Barrel Assembly, Accessory Rails, Sling Mounts, Gearbox, Charging Handle Polymer Receiver Muzzle Velocity: 350 370 FPS (w . 20g BBs) Magazine Capacity: 330 Rounds Gearbox: Version 3 (Metal) Battery: 7. 4v 1000mAh LiPo Inner Barrel Length: 300mm Length: 23. 2" Inches Color: Black Features: Built using reinforced polymer with authentic Steyr Trademarks Includes a full metal 20mm