Tough Metal Construction Monolithic Top Rail Embedded Sights Adjustable Stock Ergonomic Motor Grip Tactical RIS for Accessories Faux Charging Handle Mock Forward AssistSpecifications: Operation Electric AutomaticBuild Aluminum Receivers/ Polymer Stock, GripFiring Modes Semi-automatic, Full-automatic, w/ Functional SafetyMuzzle Velocity 400 - 410 FPS (w/ 0.20g BBs)Gearbox Full Metal Version 2Magazine 130 rd CapacityBattery 9.6V Nunchuck (Not Included)Inner Barrel 6.10mmHop-Up AdjustableWeight 9 lbsOverall Length 26.5 in. / 29.5 in. (Retracted / Extended) 1X AEG