Can you find a brand name anywhere?
Can you adapt a different wheel to work? (E.g. our old sliding glass patio door had a bad wheel and I was able to get a non-perfect fit to work.)
[slaps head] Brand name, I'll go look, good idea
Kip Hawley is still an idiot.
Purveyor of Doc Hope's [link|http://DocHope.com|fresh-baked dog biscuits and pet treats].