The effective stroke of the brake cable is about a half of the distance between the brake lever and the grip;
Common sense of the use of braking system
When the distance between the brake shoe and the rim is too large, it is adjusted by the brake lever or the clamp.
When the brake cable or brake shoes are worn seriously, replace it timely in order to maintain traffic safety.
When riding in rainy days, the function of any gate device will be weakened, so please keep a longer safe braking
distance and reduce the speed.
The surface on the brake disc, brake shoes cannot be oiled, so as to avoid serious damage.
If the brake cable is ripped, it may cause the brake cable to be broken and this is very dangerous, please replace timely.
4.7Speed control system
The speed control system is used to cater for various terrain and clockwise and counterclockwise wind conditions, and
to mix with physical strength appropriately.
The entire speed control system includes a derailleur, front and back fender, chain plate, and flywheel and shift cables.
The number of speed change series is the number of fluted disc
×
the number of flywheel pieces
For example: three pieces of chain plate
×
6 flywheel pieces =18 speed change series, and so on.
4.7.1Derailleur