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H+L 49mm Ultimate II Metal Gearbox For HengLong 1/16 Soviet T34/85 RC Tank 3909
The package include:
This set of gearbox is different from HengLong general steel gearbox, zink alloy gearbox and plastic gearbox.
1,It has best hardness.
2,it comes with additional flange bearings which make motion more smooth.
3,it comes with two pcs of 380 level motors, which provide faster speed and triple torsion force.
4,it has thickened aluminum gearbox walls, which guarantees better stability and wear resistance of bearings.
5,it comes with 3pcs of steel gears and 1pc of driving shaft brass gear.
This gearbox can be used only for: