Quote:
Originally Posted by Sohaib
I unfortunately don't have any pictures of this. However, it looked like it was a gradual wear of the thread on the gearbox plate. The threaded holes (when they failed beyond the point at which they could hold the gearbox to our frame) were oval shaped generally in the horizontal direction. (with typical orientation of mounting) In fact, after drilling out the holes for a 1/4-20 tap, the holes were still not perfectly circular, that's how much damage had occurred. We noticed this issue right before eliminations at Fall Fiesta.
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Iirc the bearing block is geometrically/mechanically locked in position in reference to the gearbox plate. Aren't those screws only being loaded in tension to clamp on the tube?