SRAM AM FD ろう付けアダプター広い間隔

SRAM

SRAM Force AXS D1 12-Speed Chain

Wolftooth

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

Shimano

Shimano R160D/D Disc Brake Adapter

Sigeyi

Pinarello (Disc) Direct-Mount Derailleur Hanger - Orange