CeramicSpeed Wheel Bearing Kit - Zipp-7 (77/177 Hubs)

CeramicSpeed cartridge bearing kits for wheels is an upgrade option that provides extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings.

• Grade 3 Silicon Nitride balls
• Hardened races
• Reinforced polyamide cage and non-contact seals
• Hand built in Denmark
• High resistance to poor lubrication
• Fits 2015 & forward (77/177 hubs) + Mid 2018 & forward NSW Rim Brake