SRAM X01 11 Speed Rear Derailleur Inner Cage/Pulley Kit Model=Rap II Multi-Tool The MegaTooth design allows you

The MegaTooth design allows you to put all of your power through without worrying about dropping your chain

you can easily move the binding forwards or backwards to achieve more speed and better control

Size: One size 65 cm – 105 cm (25 in – 41

This power meter has a longer battery life is lighter weight and dependable in tough weather conditions to ensure accuracy and reliability

SRAM X01 11 Speed Rear Derailleur Inner Cage/Pulley Kit Model=Rap II Multi-Tool The MegaTooth design allows youSRAM X01 11 Speed Rear Derailleur Inner Cage Pulley Kit. SRAM rear derailleur cage assembly parts for rebuilding SRAM rear derailleurs.