Ospw shimano da9100-ult8000 black coated

This CERAMICSPEED OVERSIZE Coated Shimano R9100 / R8000 rear derailleur hanger is an exclusive piece on the market. An element that improves the fluidity of the transmission to enjoy greater power, perfect for competition. It is made of high-end materials, such as carbon fiber on the temple and two extra-large aluminum wheels with 17 teeth, whose ceramic bearings have a surface 75% harder than steel, a guarantee of fluidity. In this version, the Oversize hanger is compatible with the Shimano Dura Ace R9100 and Ultegra R8000 short hanger rear derailleurs.