What size tires for a Doodlebug db30s?

[tmasters4515]

So i wasnt sure what section this would go in, but what size tires fit on the stock Doodlebug db30?

 

[CarPlayLB]

This is the tire you need
https://www.OldMiniBikes.com/145-x-70-x-6-2ply-knobby-tire.html?category_id=2597

 

[bryce05]

I have these

 

[stargazer7467]

i pucked up 4 motovox style tires for my go kart, same size. $69 shipped FOUR New MassFx © Tires 145/70-6 Go-Kart, ATV, Lawn, mini bike Tires 145x70-6