I bought one of those re-pro's for my 46 2 ton 4 years ago. It's not bad but certainly not the quality of the original. You can see a picture of it here---look at #1 and #2 under 'new pictures'.
http://www.geocities.com/jarge46/46_Chev.html

I think most of the shops sell them.

Hope this will give you an idea.

Cheers, George