1009/13010mm rim brake 1009/13510mm 6bolts disc brake 10012/14212mm center lock disc brake. 1009/13510mm 6 bolts disc brake. 10012/14212mm center lock disc brake. (1)SPEED RACING CERAMIC BEARING.
Ceramic bearing has been proven effective in reducing power loss during operation. It uses G5 grade silicon nitride ball, with professional lubricating oil, professional clearance setting and excellent dustproof design, not only can extend the service life of the bearing, but also can achieve smooth, labor saving requirements. We use box packing and protect the wheels as much as possible. If necessary, you can contact the customer service for help.