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This is the O-Ring inside the R45 drive shell.The size is different for Shimano/SRAM bodies and Campagnolo/XDR bodies.
messenger delivery
If you live in Nagoya city, you can choose delivery by bicycle service. (detailed）
Free shipping on orders over 10,000 yen
Free shipping for purchases over 10,000 yen in Japan!
We Ship Overseas
Please feel free to order from overseas. (Detail)
Earn Circles Points!
Earn Circles Points with every purchase, whether online or in store. (detailed）
