Rear Derailleur Pulleys Bike Guide Roller Wheel

• 【High Quality】Made of aluminum alloy material, with upgraded CNC process, which is anti rust sturdy and durable, lightweight.
• 【Bearing Pulley】Improve riding efficiency, can resistance during cycling, which ensures fast and sensitive working.
• 【Features】The rear derailleur pulley is used on rear derailleur for chain transportation and speed changing, which is a necessary accessory for bicycles.
• 【Compatible Design】Our Bike Rear Derailleur Pulley is fits almost mountain bikes and road bikes. it is also suitable for other bicycles with rear derailleur.
• 【Size】Diameter approx. 4.36cm/1.72inch.

1 Bike Rear Derailleur Pulley Wheel