Dura-Ace CS-7800/Ultegra CS-6600 Cog Spacer - 10-Speed 2.35mm

This 10-speed 2.35mm cog spacer from Shimano is designed for use with various Shimano cassettes. It offers reliable performance and smooth operation, ensuring your bike runs at its best.

Using this Shimano cog spacer is easy. First, make sure your bike's cassette is clean and free of debris. Then, carefully place the spacer in the appropriate position on the cassette. When installing, handle it gently to avoid any damage. For maintenance, regularly clean the spacer with a mild bike cleaner and a soft cloth. Keep it dry to prevent rust. If you notice any signs of wear or damage, it's a good idea to replace the spacer to maintain optimal bike performance.