Wolf Tooth 直接安裝 SRAM 鏈環

Wolftooth

Wolf Tooth Components 107 BCD Sram OVAL Chainring - 40T

Wolftooth

Wolf Tooth Components Sram DM Elliptical Flat Top Cross Ring - 38T

Shimano

Shimano GRX FC-RX810 Chainring Bolts

Shimano

Shimano FC-R8100 Chainring