2 X Bicycle Derailleur Pulley Wheel 11T For-SRAM Force Rival Apex 10/11s
2pcs Bike Bicycle Rear Derailleur Pulley Wheel For-SRAM for Force for Rival Apex red 11s 10 22 Speed. Size: 11T. Made of high quality material, and practical to use. Material: Plastic+Stainless Steel Bearing.