
A highly durable metal tool to remove & install Shimano Hollow Tech II integrated bottom brackets & chainsets 16 Laser cut splines securely engage the notches of the bottom bracket cups, while the other end fits the 8 internal splines of the crank arm adjustment cap Plastic coated handle for a secure & comfortable grip Warning: this tool has a long handle & it is possible to damage the tool or the component by over-tightening during installation Made in the USA & covered by Park Tools legendary limited lifetime warranty