those are the ones. i can't find riskey concepts anymore except on some old youtube videos. i got a clod tire stretched over the rim, but they need air holes and foam.
problem now is they won't clear the links on my blackwell axles, so i need to find a 17mm to 17mm widener
You might be a redneck if, You think the last four words of the National Anthem are "Gentlemen, start your engines"
what!! they're not??