RD-9000/9070/7970 Dura Ace rear mech pulley set
Dura Ace rear derailleur replacement guide and tension pulley set Suitable for Dura Ace RD9000, RD9070 and RD7970 Precision sealed bearings in both the guide and tension pulley wheels to keep the drivetrain smooth and friction free Its recommended that you replace your derailleur pulley wheels periodically for the best shifting performance Set comprises of two pulley wheels and is a genuine Shimano replacement part Product Type Pulley Sets Discipline Road Colour Black Colour Silver Size One size