Check out CFR Flat Rail Car v1 3D model on CGTrader for $79. High-quality mesh by dragosburian: 283803 polys, 504445 vertices. PBR, Textured, UV Mapped.
BLEND (Blender, filesize: 71 MB), OBJ (OBJ, filesize: 38.9 MB), FBX (Autodesk FBX, filesize: 44.2 MB), STL (Stereolithography, filesize: 9.33 MB), TEXTURES (Textures, filesize: 44.2 MB), PNG (PNG, filesize: 44.2 MB), DAE (Collada, filesize: 51.2 MB)