The Shuriken pulley is the easiest member of the Shuriken family but it's not as easy as it looks - light, smooth and precise. Available in both TBT ceramic and Premium versions, the TBT version pulleys are PVD coated for long-lasting extra smoothness. Features Pulley wheel: 12T upper, 14T lower. Compatibility: Shimano R9100, R9150 (elec.), R8000, R8050(elec.).. Both long (GS) and short (SS) cages are supported.. All Campagnolo models are NOT supported.. TBT premium bearings . Note: Slight derailleur adjustment may be needed to achieve optimal performance. Check before your first ride!
Best Price: £89.99 from Merlin Cycles