Complete gearbox V2 for M4/16 with M130 - rear wiring

Complete Gearbox for M4 series. The frame is made of metal alloy and is fitted with 8mm ball bearings. Spring guide is metal, spring is M130. Piston is made of nylon with backpressure piston head. The low-resisting silver wiring is guided to the stock and is equipped with a small Tamiya connector.

Warning:
We recommend batteries in voltages of 7.4 - 9.6V. Using 11.1V battery can damage the internal parts of the gearbox. If you want to use a 11.1V battery, it is necessary to upgrade the gearbox - piston, piston teeth, gear wheels ...