Shimano Derailleur Pulley Set, 1 Pair, fits 6, 7, 8 sp Go to amazon.com Related posts Best 10t pulley DescriptionShimano Tourney Tension and Guide Pulley Set10T Upper and 10T Lower Pulleys (Non-directional)Fits the Following Rear Derailleurs:TY05TY15TY20TY22TY30CT92MJ05