Shimano 105 RD-5800 Pulley Set For SS Rear Derailleur

##Shimano 105 RD-5800 Pulley Set For SS Rear Derailleur Swap in the new and swap out the old with the Shimano RD-5800 Pulley Set for the SS Rear Derailleur. Bringing your Shimano 105 short cage rear derailleur into line for use with correct tensioning and load; you can be sure to benefit from the renewed frictionless feel of a proper replacement part at the heart of your drivetrain. Reducing friction and assuring you of a smooth and full actuation movement across your groupset; this set of pulley wheels is a simple replacement or repair part; breathing new life back into your drivetrain.