Not enough threads that. Just leave off the washer.
As you probably know the lock nut just locks against the lower nut to stop it moving, and keep the bearings in the headset loaded at the right pressure.
@jammy started
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Not enough threads that. Just leave off the washer.
As you probably know the lock nut just locks against the lower nut to stop it moving, and keep the bearings in the headset loaded at the right pressure.