Alomejor Bike Derailleur Pulley Guide Wheel Bicycle Rear Derailleur Pulley Bicycle Rear Derailleur Wheel for Road Bike Mountain Bike (Blue)

• ¡¾QUALITY MATERIAL¡¿This rear guide wheel adopt aluminum alloy and ceramic material, so that it is very durable to use. Can be applied for most mountain bike.
• ¡¾PRACTICAL TOOL¡¿Lightweight and durable.A necessary accessory for your bicycle. Offers you a better cycling experience.
• ¡¾IMPROVE CYCLING EFFICIENCY¡¿Ceramic material can reduce drag force which can improve cycling efficiency. Suitable for use 4 / 5 / 6 mm guide wheel screws.
• ¡¾FASTER SPEED¡¿Positive and negative tooth guide wheel, no strange vioce and faster speed. Stronger compatibility with flexible rotation.
• ¡¾GUARANTEE¡¿If you are not satisfied with our product you received, you can send emails to us at any time. We will reply you instantly and help you solve your problem.Order your personal Bike Derailleur Pulley from ALOMEJOR now.

This rear guide wheel adopt aluminum alloy and ceramic material, so that it is very to use. Suitable for use 4 / 5 / 6 mm guide wheel screws. Can be applied for most mountain bike. Features: 【IMPROVE CYCLING EFFICIENCY】Ceramic material can reduce drag force which can improve cycling efficiency. Suitable for use 4 / 5 / 6 mm guide wheel screws. 【FASTER SPEED】Positive and negative tooth guide wheel, no strange vioce and faster speed. Stronger compatibility with flexible rotation. 【QUALITY MATERIAL】This rear guide wheel adopt aluminum alloy and ceramic material, so that it is very to use. Can be applied for most mountain bike. 【PRACTICAL TOOL】Lightweight and durable.A necessary accessory for your bicycle. Offers you a better cycling experience. Specifications: Item: Rear Guide Wheel Material: Aluminum Alloy + Ceramic Colour: Black, Red, Blue, Golden (Optional) Support for 7 / 8 / 9 /10 speed bike Diametre: 5 cm / 2.0 inch Weight: 15 g Teeth: 12 Package Included: 1 * Rear Guide Wheel 2 * Installation Hole Adapters