Tbest 12T Wheels Pulley Road Mountain Bike ycle Rear Derailleur Pulley Roller Wheel Aluminum Alloy Ceramic Pulley Wheel

• ?High Quality Material:100% high quality material.The Rear Guide Wheel is made of quality aluminum alloy, this product is to use.Good quality not only can provide a safer guarantee replacement for your life,but also good materials can increase product life.
• ?Brilliant Compatibility:The Rear Guide Wheel Suitable replacement for use 4 / 5 / 6 mm guide wheel screws.Conreplacement form to strict quality control standards, dependable to use.Manufactured according to the original specifications, which are very compatible with your model. Please make sure that it is compatible with your model bereplacement fore buying. Thank you.
• ?After-sales Guarantee:If you have any questions about the product,or you encounter problems with your use,you can contact us directly.We will provide you with a solution in good time.No need worry about after-sale services.
• ?After-sales Guarantee:If you have any questions about the product,or you encounter problems with your use,you can contact us directly.We will provide you with a solution in good time.No need worry about after-sale services.
• ?After-sales Guarantee:If you have any questions about the product,or you encounter problems with your use,you can contact us directly.We will provide you with a solution in good time.No need worry about after-sale services.
• ?After-sales Guarantee:If you have any questions about the product,or you encounter problems with your use,you can contact us directly.We will provide you with a solution in good time.No need worry about after-sale services.
• ?After-sales Guarantee:If you have any questions about the product,or you encounter problems with your use,you can contact us directly.We will provide you with a solution in good time.No need worry about after-sale services.
• ?After-sales Guarantee:If you have any questions about the product,or you encounter problems with your use,you can contact us directly.We will provide you with a solution in good time.No need worry about after-sale services.
• ?Excellent Perreplacement formance:The Rear Guide Wheel has stable perreplacement formance,high reliability.Exquisite workmanship, stylish and generous appearance.You can buy it with confidence.Product quality is worthy of your trust.
• ?Feature:The Rear Guide Wheel positive and negative tooth guide wheel, no strange vioce and faster speed.Ceramic material can reduce drag replacement force which can improve cycling efficiency.Stronger compatibility with flexible rotation.

Features: Adopting quality aluminum alloy, this product is durable to use. Ceramic material can reduce drag force which can improve cycling efficiency. Positive and negative tooth guide wheel, no strange vioce and faster speed. Stronger compatibility with flexible rotation. Suitable for use 4 / 5 / 6 mm guide wheel screws. 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