Product description
Reinforced embedded shaft: high-rigidity reinforced structure, compact, flexible and not stuck, and can withstand high pedaling force;
Full electroplating bright silver process: quenching heat treatment, enhanced wear resistance, wear resistance, surface anti-rust treatment, durable and shiny;
Suitable speed: 6/7/8 speed: suitable for 6/7/8/18/21/24 speed; 9 speed: suitable for 9/27 speed; 10 speed: suitable for 10/20/30 speed; 11 speed: suitable for 11 /33 speed;
How to identify the speed of the flywheel?
There are several rows of flywheels at the back, that is, several speeds. For example, if the cassette has 8 rows, it is 8-speed. If your cassette has 10 rows, it is 10-speed. Please choose the chain corresponding to the speed of the cassette.
1. Please allow 2-3% error due to manual measurement.
2. The colors may have different as the difference display,please understand.