Anybody build their own 5th wheel?

[Orin Eman]

> further to that, get an Avocet magnet ring and sensor. The Avocet provides
> 20 pulses per revolution in the form of a analog signal. Just go to any
> decent bicycle store and ask for a mounting kit for an Avocet 50 computer.
> You will get the sensor and magnet ring for about $10.

Have you used an Avocet recently?  I used to have one and it didn't work very
well, had Audi battery contacts I think, I had to wedge bits of paper in
there to make sure it didn't lose power.

Orin.