Low poly biplane. Low-poly biplane Low polygonal 3d model of biplane. The file is created in Blender 2.78c and can be opened in any compatible packages. Archive includes files with the extensions .blend, .obj, .x3d, .fbx. Render Blender 2.78c default. Polygons:750 Vertices:754 Using: Open the file by double clicking the left mouse button. Thanks to all.