Road Bike Ceramic Pulley Rear Derailleur 12T 14T 16T Guide MTB Ceramic Bearing Jockey Wheel For Shimano Sram Part

Name: Steel Bearing Rear Dial WheelColor: black, red, blue, green, purple, gold, silver, , colorSize: 11T diameter is about 41mm, 13T diameter is about 49mmWeight: 8.8g for 11T, 13g for 13T

Note:

Support most rear derailleur on the market, support 7/8/9/10 speed;

1. Try to use the same size as the wheel, if there is no the same, you can choose a smaller one than the wheel, not a larger one.

2. The wheel and the tension wheel are not distinguished. Some wheels and the tension wheel of the rear derailleur are different in size and can be repd. The length of the chain needs to be adjusted.

Features: steel bearing, waterproof and dustproof, super durability