Specification: 10T / 11T / 12T / 13T / 14T / 15T / 16T/ 17T. Application: compatible with most Rear Derailleur on the market. Body material: 7075 aluminum alloy body + Stainless steel shell + ceramic bearing Ball.
Road Bike Ceramic Pulley Rear Derailleur 12T 14T Guide MTB Bearing Jockey Wheel
Road Bike Ceramic Pulley Rear Derailleur 10-17T Guide MTB Bearing Jockey Wheel
Impalapro Bike Set of 2 11T Jockey Wheel - Pulley Wheel for Derailleurs for Bikes Ultralight and Durable with Ceramic Bearing for MTB or Road Bike - Derailleur Pulley - Shimano Derailleur (Gold)
Impalapro Bike Set of 2 11T Jockey Wheel - Pulley Wheel for Derailleurs for Bikes Ultralight and Durable with Ceramic Bearing for MTB or Road Bike - Derailleur Pulley - Shimano Derailleur(Black)
IMPALAPRO Bike Set of 2 13T Jockey Wheel - Pulley Wheel for Derailleurs for Bikes Ultralight and Durable with Ceramic Bearing for MTB or Road Bike - Derailleur Pulley - Shimano Derailleur (Black)
