Description
Emphasizes direct response by gear drive !
A new ball differential, brings out even more turning performance!
The 20T counter gear makes 2.7 secondary gear reduction ratio.
Use with OD2679 Counter Gear Super Low Gear Set (18T-19T / For GALM Gear Drive Set, XEX) allows you to adjust to your liking.
The idler gear position is fixed to prevent unexpected troubles.
2.4mm differential ball is create a smooth and non-slip ball differential!