Description | Pedro’s BB Socket Holder is a shop friendly helper tool that keeps your bottom bracket socket tool secured to the bottom bracket axle during removal and installation. It threads into the internal spindle threads to help prevent the socket from slipping off, which is especially useful when bottom brackets are tight, corroded, or installed with high torque. Features | Holds a BB socket tool to the BB axle to reduce slippage during removal and installation Works with square taper and splined bottom bracket axles Compatible with BB axles that have M8 or M15 internal spindle threads Made from heat treated tool steel for strength and long term durability Designed to use with Pedro’s Splined Bottom Bracket Socket Compatible with Pedro’s Pro Socket Handle Specs | Model BB Socket Holder Brand Pedro's Product Type Bottom bracket socket holder tool BB Compatible Square taper and splined BB axles Thread Compatible M8 or M15 internal spindle thread Material Heat treated tool steel Use Bottom bracket installation and removal support