The prototype of the car was built by the Portec Railcar Group (Winder GA) for the South Carolina Public Service Authority (Santee Cooper) (SCWX) from 2-3/1985. This HO 1:87 Portec 3850 Cubic Foot Aluminum Coal Gondola STL files comes with the body with A and B platforms added, brake wheel and coupler box covers. The only thing you need to complete this model is some 100-Ton rolling bearing trucks with 36' metal wheels and metal couplers of your choice. Also you need 2-56 x 1/4 phillips pan head screws for the trucks and 2-56 x 1/8 phillips pan head screws for the coupler boxes. Note these STL files is for personal use only and not to be commercially reproduced!!!