1:1 replica with rugged real wood stock Compatible with Eastern Bloc style side optics mount Uses a 2 or 3 panel LiPo battery, housed in the barrel Full metal receivers for realism and durability Pre-upgraded Version 3 gearbox w/ 9mm bearings Brass 6.02 tight-bore inner barrel Adjustable flip-up rear sight post Integrated mock suppressorSpecifications: Operation Automatic Electric (AEG)Build Metal Receivers / Real Wood StockFiring Modes Semi-automatic, w/ Functional SafetyMuzzle Velocity 430-450 FPS (w/ 0.20g BBs)Gearbox Version 3 (Metal)Magazine 50 Round CapacityBattery 7.4V Nunchuck LiPo (not included)Inner Barrel 6.02x425mmHop-Up Yes, AdjustableWeight 7.75 lbsOverall Length 35.25 in. Airsoft rifle