Previous Next Color Model RD-203 RRP ¥199 Specifications Weight 69g Pulley Teeth Upper 12T /Lower 16T Compatibility SH R7000 Total capacity 39T Low sprocket Max 34T Low sprocket Min 28T Top sprocket Max 12T Top sprocket Min 10T Technical Documentation Please find the installation and use instructions in the technical support, and check the technical documentation of the corresponding product Click here
