Check out Retro Biplane model pack Low-poly 3D model on CGTrader for $60. High-quality mesh by vfxcgartist: 10000 polys, 10000 vertices. PBR, Textured, UV Mapped.
STL (Stereolithography, filesize: 398 MB), OBJ (OBJ, filesize: 398 MB), OTHER (Other, filesize: 8.48 MB), GLTF (glTF, filesize: 398 MB), PNG (PNG, filesize: 398 MB), EXR (EXR, filesize: 398 MB), ABC (Alembic, filesize: 398 MB), BLEND (Blender, filesize: 398 MB), C4D (Cinema 4D, filesize: 398 MB), FBX (Autodesk FBX, filesize: 398 MB), MA (Autodesk Maya, filesize: 398 MB), MAX (Autodesk 3ds Max, filesize: 398 MB), TBSCENE (Marmoset Toolbag, filesize: 398 MB), JPG (JPG, filesize: 398 MB), UNITYPACKAGE (Unity 3D, filesize: 398 MB), PY (Python Script, filesize: 398 MB), MEL (Maya Mel Script, filesize: 398 MB), MS (3ds Max macroScript, filesize: 398 MB)