Product Detail 產品詳情 - Bicycle Cluster

Braking System Disc Brake Rotor Adapter

ADP-SH1

Mr. Control (Fouriers)

SHIMANO® center-lock disc hub adp. Stainless steel washer with alloy nut

https://www.mrcontrol-bike.com/product_d.php?lang=en&tb=1&id=1671