11T Jockey Wheels Derailleur Pulley Shimano & Sram XX, XO, X9, X7 Blue

Stainless Steel bearing for ultra durability
Anti Rust/Corrosion Resistant
Anodized 11t for Shimano & Sram 9, 10,11 speed
Colour: Blue
Weight: 9 grams
Dimensions: Width(thickness): 8.5mm, Bolt hole ID: 5mm, Radius: 42mm
Shimamo 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.