?【Suitable for 11T Bicycles】- Component or bike replacement, available in 3 different colours (red, blue and silver); Includes accessory for compatibility with 6mm derailleurs. The rear derailleur pulley is light and portable, which will not bring e
?【 Improves Pedaling Speed by Reducing Friction】- The inner bearing, specially designed for cycling, has minimal friction that significantly improves performance thanks to a much smoother transmission.
?【Ultralight and Resistant】- Made with CNC aluminum alloy that ensures maximum strength and durability with the least weight (Ultralight 10g). CNC machining construction maximizes quality for a perfect finish. The guide wheel pulleys are anodized to
?【 Installation】- These mtb parts or accesories are very easy to install with an allen key by simply removing the screw that holds the pulley to the derailleur. Make sure the screw is 11,5mm or longer to ensure compatibility. Adapt the the jockey wh
?【Necessary Accessories for Bike】- The rear derailleur jockey wheels can be used on the rear derailleur for chain transportation and speed changing, bringing you a better rid. Size details: Bicycle jockey wheel diameter: 45mm/1.7inch, aperture: 6mm/