CYCLUS TOOLS workshop tool with guide and handles for mounting / dismounting SHIMANO , FC-M952/FC-M951/FC-M950/FC-M750/FC-M739/FC-M571/FC-M569.
Slide the guide tube of the tool through the bottom bracket bearings to seat the tool onto the bearing cup.
Now you can install or remove the bottom bracket without slipping off or damaging the bearing cup.
Tip:
When mounting the bottom bearing cartridge, first ensure the frame shell threads are clean and greased.
Pay attention to the frame material and bottom bracket torque values specified by the manufacturers.