Bike Rear Derailleur Pulley, Aluminum Alloy 11T/13T Guide Roller Bicycle Derailleur, Wheel Derailleur Pulley for 8/9/10/11 Speed Rear Derailleurs (Purple, 11T)
MTB Road Bike Rear Derailleur Pulley Wheel 12T Narrow Wide with CNC Machined Metal Housing and Bearings (Black)
MTB And Road Bike Rear Derailleur Pulley 12T Narrow Wide For Improved Power Transfer And Drivetrain Response(Golden)
MTB And Road Bike Rear Derailleur Pulley 12T Narrow Wide For Improved Power Transfer And Drivetrain Response(Blue)
MTB And Road Bike Rear Derailleur Pulley 12T Narrow Wide For Improved Power Transfer And Drivetrain Response(Black)
MTB And Road Bike Rear Derailleur Pulley 12T Narrow Wide For Improved Power Transfer And Drivetrain Response(Red)
