狼牙山羊鏈條 10 速

Wolftooth

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

Shimano

Shimano CS-R9200 Dura-Ace 12-Speed Cassette

Shimano

Shimano CN-M7100 12-Speed Chain

Shimano

Shimano Dura-Ace FC-R9100 Inner Chainring