Mountain Bike 11T 13T Aluminum Alloy Rear Derailleur Guide Wheel

Product information:

Product name: rear dial guide wheel
Material: 7075 high-strength aluminum alloy
Specification: suitable for 4/5/6mm axis guide wheel
Weight: 11T about 12g, 13T about 14g
Selection of guide wheel: Please try to use the same one as the original guide wheel, if there is no one, you can only choose a small one