E-Bike Lockring/Spider Removal ToolsTo ensure that these tools can work safely at the high torque values required, the socket teeth are designed in a reinforced shape and thicker than normal.These tools can be used with snap.in tool holder (art. 7202750), combination wrench 32mm or 3/8" drive for Bosch or 36mm Wrench for Shimano Direct MountBosch Active Gen 4 Spider/Locknut Tool 32mm/3/8" drive* Art Nr: 720209* EAN Code: 8590831434485* Locknut remover needed for removal/installation of Bosch E-bike Gen 3/4 motor lock nuts/spiders (2017)Bosch Active + Performance Locknut Tool 32mm/3/8" drive* Art Nr: 720216* EAN Code: 8590831434522* Locknut remover needed for removal/installation of Bosch E-bike Gen 2 Active and Performance lock nutsShimano Direct Mount Chainring Lockring Tool 36mm* Art Nr: 720218* EAN Code: 8590831431446* Lockring removal tool for removal/installation of Shimano direct mount chainringsDuring tightening, pay attention to the manufacturer's recommended torque.