RX-KING Ratio Gear

Please select the size you want according to the following numbers:

A、13T/32T+17T/29T+19T/25T+22T/24T+23T/22T

B、14T/31T+17T/29T+18T/24T+21T/23T+23T/22T

C、15T/32T+18T/28T+20T/25T+22T/23T+24T/22T

D、14T/33T+17T/28T+19T/25T+22T/24T+23T/22T