2pcs/set Jockey Wheel MTB Bikes Jockey Wheels Bike Rear Derailleur Pully MTB BikeAccessories

Label:Yes Material: Plastic Package: 2pcs Guide wheels Structure:Transmission guide wheel Accessories: 6/7/8 speed Color: Black, Red Size:10T 13T 15T

Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.