Kangnice 16T Rear Derailleur Pulleys for R8000 R8800 5800 5700 6600 6870 6770 9070 with Ceramic Bearing Smooth Chain Interaction

Kangnice 16T Rear Derailleur Pulleys for R8000 R8800 5800 5700 6600 6870 6770 9070 with Ceramic Bearing Smooth Chain Interaction

• Effectively increase the chain power inertias. Reduce chain frictions and increase stability.
• Whether you're gearing up for a high stake race or simply enjoy a leisurelys ride, our derailleur pulley set promise a smooth, stable, and efficient gear transitioning in any cycling scenario.
• Feature a defaults 16t guide wheel, upgradable to 18t, our pulley set is engineered with ceramic bearing to minimizely frictions and make climbing hill while ensuring a snugs fit with the chain for swifts shifting.
• Upgrades your bike with our fashion derailleur pulleys to experience a noticeable difference in speed and performances, making every ride smooth and more enjoyabled.
• Elevates your cycling performances with our rear derailleur pulley set, craft from high grade aluminum alloy for maximumly power reduced chain frictions.