CERAMICSPEED Zipp 4 Wheel Bearing Kit

Optimize your wheels with CeramicSpeed Hub Bearings to benefit from reduced friction and increased performance. The result is higher speed with the same effort as well as a higher top speed. CeramicSpeed Wheel Bearings have a proven lifetime, which is 3-5 times longer than standard bearings. When upgrading with the special CeramicSpeed Coated Bearings, the lifetime will be further prolonged. All components are optimized for low friction and prolonged lifetime. In The Box: - 4 x 61803 bearings - 2 x 61903 bearings - CeramicSpeed All Round Grease - Sticker sheet Features: - Gain higher top speed - Low rolling resistance - 3-5 times longer bearing lifetime Specifications: - Net weight: 59.0 g - Gross Weight: 101 g