Zanthicia Aluminum Alloy Bicycle Rear Derailleur Pulley Wheel Features Anti-Rust Ceramic Bearing Cycling Enthusiasts Drivetrain Freewheel Guide

Details

• Bike rear derailleur pulley is made of high quality ceramic bearing + aluminum alloy material,whcich is anti-rust and corrosion resistant,sturdy and durable
• The inner ceramic bearing is ultralight and super lubricating,which can ensures its smooth working and provide you with a great using effect
• The rear derailleur pulley is used on rear derailleur for chain transportation and speed changing,which is a necessary accessary for bicycle
• Deep toothed guide wheel to reduce chain drop.Positive and negative tooth guide wheel can effectively inhibit the horizontal swing of the chain,so that the speed is more accurate
• Easy to install,included a screw and 2 replaceable 4mm and 5mm bushing to enrich your installation choices