Heavily upgraded High speed high FPS M4. Has been worked on by both Tsunami Airsoft and Airsoft Extreme. Using a G&G frame, gearbox has been completely redone . New high torque motor, maple leaf bucking. Shooting around 400 FPS with a crazy rate of fire with precision. One of the most accurate m4s I’ve used 11.1 lipo ready Has Magpul Handguard, Pistol Grip, and RS2 stock installed. I can show shooting video of the gun to show its performance. Selling for $340, comes with gun, extra mags, battery. Red dots, extra mags, suppressor, RS2 and other accessories available for sale