Never seen anything like this, I hope it's not a repeat...
https://www.ebay.com/itm/Rupp-minibike-1971-Rupp-Scrambler-Mini-bike-vintage-mini-bike-/182891087787
https://www.ebay.com/itm/Rupp-minibike-1971-Rupp-Scrambler-Mini-bike-vintage-mini-bike-/182891087787