6 channel Gas Powered R/C helicopter Full length of fuselage: 1240mm(46.9") Full width of fuselage: 400mm(4.35") Total height: 210mm(15.7") Main rotor dia: 1070mm(52.9") Tail rotor dia: 230mm(9") Gear ratio: 9.625:1:5.5 Full Equipped weight: 2920g (6.4 lbs) Parts to be optional 32, 36 or 39 Engine Trasmitter (6 Channel) Gyro 5-Servos, Batteries The Shenlong Improved features now provide the entry-level helicopter pilot a stable learning platform while satisfying what the 3D pilots asked for. Tough redesigned side frames, reinforced pitch control arm, improved swash plate, new fuel tank, new muffler, and a fresh new look in a colorful body shell. The rapid cyclic response makes it possible for the 3D pilot to execute crisp maneuvers like the Tic-Toc, Chaos, Death Spirals, and some we have not seen yet, CCPM version available