Shimano Crankset Dustcap Pin Tool with Chainring Nut Wrench.

• 3 claw end - Holds the slotted chainring fixing nut securely during the installation and removal of the chainring
• 2 claw end - For installation and removal of the one key release crank cap
• 133 mm over all length for better leverage
• Can be also used as 9 mm and 10 mm wrench
• Hardened steel for rigidity and durability