wheel+sprocket

I found a box of old minibike parts in my parent's attic. There were several 6" rims. This one in particular looks like an original taco wheel. Does anyone know what it is and how much it is worth? I am looking for a good 6" rear wheel/brake assembly combination but this one will not work out...

Hey guys, I picked up an old frame and I'm thinking of joining in on the OldMiniBikes build off. I'm in the process of ordering up wheels and my question is, what do I need to set up the rear sprocket on a new tri star wheel? I looked through the sprocket section on OldMiniBikes and they have all the different...