6mm Coreless Motor Gearbox Parts, Module 0.2 gears, Reduction Ratio 9:40 Motor NOT Included or Module 0.3 gears，Reduction Ratio 7:25，Output shaft 1mm

The complete set of accessories of the Gearbox includes motor holder, two gears, a shaft, matching E ring circlips and plastic collars

Note: needs to be assembled by yourself, and does not contain a motor

This is assembled brass 9T pinion M0.2 version gearbox with 100mm propeller

Accessories of the Gearbox

Pinion is plastic

You can also choose brass motor pinion, but brass pinion are hard to install, and the holes at both ends of brass pinion are of different sizes, pay attention to the need to install from large holes

The motor can choose 6015 or 6017, as long as it is a 6mm diameter coreless motor

Already assembled

There is no holder motor design, a mount holder for a 6mm motor is added

After installing the mount holder, the gearbox can be fixed

Module 0.3 gears，Reduction Ratio 7:25

The weight of assembled brass 9T pinion M0.2 version gearbox with 100mm propeller is about 2.73g

Test the thrust，the 380mAh Lipo HV battery is not fully charged

The thrust is about 13.4g, Votage:2.6V, Current: 450mA, so there is a voltage drop in the lithium battery test, and it is unlikely that there will be a voltage above 3.7V, after all, the capacity of the battery of micro model is very small.