Wanted: Boonie Bike jackshat plate or dimensions

[spitnale01]

Hello, looking for a Boonie bike jackshaft plate or the dimensions to fab one up.
Thanks

 

[nds1968]

Shoot Rob a PM maybe he still has this http://www.oldminibikes.com/forum/mini-bike-parts/103256-heathkit-boonie-bike-2-speed-assembly.html