Budd RDC-1 kit. Includes frame with interior, trucks, couplers, and various details. Can be built as a dummy using the frame and trucks, or powered using a chassis (modified to have correct truck spacing) from TGauge.com.
Dummy version trucks require TGauge.com Pin-point wheelsets.
Our designs are 3D printed in Smoothest Fine Detail Plastic by Shapeways.