I realize the Farm Hand wheels are different than these newer styles but is there a way you can adapt these to the Farm Hand hubs ?

https://www.ruralking.com/calco-right-hand-rake-wheel-55-7mm-p20bg090.html

https://www.ruralking.com/calco-left-hand-rake-wheel-55-7mm-p20bg091.html

Replacement Farm Hand teeth

https://www.ruralking.com/united-spring-rake-teeth-farm-hand-double-fh-2.html

https://www.tractorsupply.com/tsc/product/rake-teeth-262-wire-for-farmhand-equipment-model-f-76

https://www.orschelnfarmhome.com/view/product/si6033915

I've seen other people on the web have inquired about getting other parts for these rakes and it was suggested they contact an Agco dealer since they took over the Farm Hand Brand