It can also be made into carbonLM100 bracket and side cover material made of high-strength plastic;

oversized copper alloy main gears and helical gears;

CNC precision machined main gears;

The bearing configuration is 5+1BB-9+1BB, and the two ends of the winding wheel are made of Japanese NMB bearings;

quick-release side covers;

centrifugal brake system;

Gear ratio 7.0:1;

Left and right hand configuration.