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improved alertness
STEP 2: Apply a thin layer of Viking Juice to the top of your chain whilst backpedalling your cranks
the spacer kit provides a simple solution for achieving a smooth
A Shimano 105 groupset
Shimano Ultegra RD-R8150 Derailleur Pulley Set (Black) Width->45c improved alertnessThe Shimano Ultegra RD R8150 Pulley Set is a genuine replacement component designed to restore the crisp and efficient performance of your Ultegra Di2 rear derailleur. Built with precision engineered sealed bearings, it ensures smooth chain movement, reduced friction, and consistent shifting under all riding conditions. Features Original equipment quality for perfect compatibility and performance Designed specifically for Ultegra RD R8150 rear
