The prototype of the car was built by the Pullman-Standard Car Manufacturing Company for the Southern Railway from 8-9/1974 (Series 540000-540299) and also they were classed as the BS-182. This HO Scale 1:87 Pullman Standard 50'6 Waffle Side Double Door Boxcar STL files comes with the body v1 (as built) and v2 (no doors), frame, door style 1, door style 2A and B, door handles, tackboards, barcode pads, brake wheel and coupler box covers. The only thing that you need to complete this model is some 100-ton rolling bearing trucks with 33' 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!!!