The frames, pad mounting bracket, and the pad suspension mechanism are made of metal. He can customize these cars for colors, loads, and lettering.
I think you can tell by browsing the photo pages, that you are getting the benefits of the labor and skills of a very talented person at a FRACTION of what it would normally cost.
Track Cleaners on the Loose Ties Display Layout:The LooseTies.com Model RR Club in nearby Lewisburg,
has purchased cleaning cars in all 3 sizes,
O, G, and S gauge.
The below photo shows the cars in operation on their display
layout at the Bloomsburg Fairgrounds Aug 2007 . .