General description This UNIOR Cartridge Bottom Bracket Wrench is designed for heavy-duty use, featuring a premium flex plus carbon steel construction and an ergonomic double component handle for enhanced grip and comfort. Technical specifications Material: Premium flex plus carbon steel Handle length: 350 mm Screw size: 24 mm AF Usage Designed for Shimano standard bottom brackets, Shimano Octalink, and Truvativ bottom brackets. Thread the wrench into the axle using the additional screw to prevent slipping and damage to the bottom bracket nut. Can be used for both installation and removal of bottom brackets. Other information The handle can be disassembled if necessary.