Comes with an unprecedented TSD 60-day Warranty and TM compatibility. TSD and SRC are working together to bring to market an AEG that comes standard with all the following features: Real Wood Grips Metal Receiver Metal Outer Barrel Reinforced Metal Gearbox Steel Gears Steel bushings SRC Ultra-torque motor M110 Spring Ported Piston Head Metal Hop-up Unit Also included are two (2) 600 round high capacity magazines. Made by SRC. Does not include battery or charger. FPS: 330-350 w/ 0.20g Rate of Fire: 600 rounds per minute Fire Modes: Semi-auto, Full-auto, Safe Hop-up: Metal / Adjustable Other items needed: ERBATAK, ERCHARGERS, and TSD Tactical 0.20g, 0.23g, or 0.25g BB's Covered by TSD 60 Day Warranty. No refunds on this product.