The BBB PullStar Extra Long BB Tool is for use with Shimano type bottom brackets and is compatible with traditional, Octalink and ISIS models. The extra long handle (33cm) allows you to apply more torque than the standard bottom bracket tool.Bottom bracket tool for Shimano type bottom bracketsCompatible with traditional, Octalink and ISIS modelsScrew-on blocking mechanismExtra long handle version allows you to apply more torque than the standard bottom bracket toolKraton handle provides a firm gripExtra long: 33cm