Bike Rear Derailleur Pulley Wheel Guide 11T 12T 13T 14T Bearing Road Bike Pulley Roller for 9/10/11 Bike

Features: Upgraded your bike with this derailleur pulley, engineered to minimize chain friction and power transfer efficiency for smoother gear shifts. Selected from aluminum, this guide pulley features optimized tooth profile design to withstanding wear while maintaining consistent chain alignment. Ideal for cycling enthusiasts, competitive riders, and DIY bike mechanics derailleur components for frequent trail adventure or commutes. Perfect for tackling climbs on mountain or maintaining during road cycling, this pulley excels in both terrain and city environment. Its easy installation system and universal compatibility with major derailleur models make this replacement pulley a practical upgraded for bike maintenance.

Specifications: Component:Aluminum Type: 11T 12T 13T 14T Size:Approx.4.4x0.7cm/1.73x0.27inch

Package Includes: 1Pc bike Rear Derailleur

note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.