High-performance Zipp cartridge bearings engineered from durable stainless steel for enhanced longevity and smooth ride quality, ensuring optimal performance in demanding cycling conditions.
Specifically designed for rear 188 V9 hubs, these bearings deliver precise fit and seamless operation, maximizing wheel responsiveness and power transfer.
Includes two 61903 / 6903 bearings, providing a reliable and cost-effective replacement solution that extends the lifespan of your hub components.
Constructed with advanced steel materials, these bearings offer superior strength, corrosion resistance, and reduced friction for enhanced efficiency on both road and mountain bikes.
Compatible with Zipp's innovative hub technology, these bearings ensure a smooth, quiet ride while supporting high-speed performance and durable use in all cycling environments.