Bafang BBS assembly tool M33 nut tool

This is used to tighten the 1st circlip of the Bafang BBS01/02/HD motor. Recommended torque is 50-60 Nm, material: steel

Special tool specifically for use with a 1/2″ torque ratchet to tighten the lock nut to the axle in the bottom bracket. We also recommend the use of blue Loctite (threadlocker) on the thread.

A Shimano HollowTech II standard bearing wrench can be used for the second retaining ring (not included) or the other tools from us.