11T Jockey Wheels Derailleur Pulley Shimano & Sram XX, XO, X9, X7 Blue
Stainless Steel bearing for ultra durabilityAnti Rust/Corrosion ResistantAnodized 11t for Shimano & Sram 9, 10,11 speedColour: BlueWeight: 9 gramsDimensions: Width(thickness): 8.5mm, Bolt hole ID: 5mm, Radius: 42mmShimamo Compatability Shimano XTR, Saint, XT, SLX, Deore, LX, Alivio, DuraAce, Ultegra, Tiagra, 105, Sora or other center bolt designs.Sram Compatability SRAM X0, XX, Force and Rival.These will also fit 2010 onwards SRAM X7 and X9, but they wont fit 2009 or lower X7 and X9.