Aluminum Sealed Bearing Jockey Wheel Rear Derailleur Pulley 11T 13T 15T for MTB Road Bike

Features：

Material: 7075 aluminum alloy high strength metal palinSize: 11t diameter about 41mm, 13t diameter about 49mmSpecification: guide wheel with 4/5/6mm axle7075 aluminum alloy material, one price. Supports most dials on the market, supports 7/8/9/10 speed!Contact us if you have questions,we will try our best to serve for you.

Specifications:

Color:Black/Blue/Gold/Purple/Red/SilverSize：A:4.15CM/1.63in B:5CM/1.97in C:6CM/2.36in

Note:

For 11t and 13t purchase, 13t is generally considered for long tail rear dial, otherwise 11t guide wheels are used.Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Selection Principles:1: Use the same size as the guide wheel as much as poible and there is no difference. You can choose smaller than the guide wheel and cannot use the big ones.2: the guide wheel and the tension wheel are not distinct. Some rear idler wheels and tension pulley are not the same size and can be repd. It is neceary to readjust the length of the chain.

Package Includes:

1 x Wheel Rear Derailleur Pulley.