Waco UPF-7 Biplane stl file Leave a comment The file ‘Waco UPF-7 Biplane stl file’ is a STL (.stl) file type, size is 872.15 KB, under aeroplane. Related Articles Wall Separator EXP066 dxf File 3D illusion Gyroscope Acrylic Led Sign DXF File Bird cage dxf File Protection Symbols dxf file