Kevin wrote
:
"I went the helicoil route many years ago. When I owned a bike shop in the
early 80's I converted one triple and two double Avocet cranksets
> into one tandem set (I got them at a great price, so the cost was not an
> issue). I drilled out the threads of the two double spider arms and one
> "left" arm, and then used helicoils and taps to rethread each arm. We
> had the helicoils and taps in the shop for the all too common stripped
> crank arm repair."
Where did you get left hand helicoils in that 9/16" size???
Hugh Enox
sunny La Honda