$22.99 North American Rockwell OV-10A Low-poly 3D model by Iskhafel. Available on CGTrader. Geometry: Polygon mesh. Check it out on CGHub.
STL (Stereolithography, filesize: 2.08 MB), OBJ (OBJ, filesize: 8.38 MB), FBX (Autodesk FBX, filesize: 2.01 MB), BIP (KeyShot, filesize: 3.12 MB), BLEND (Blender, filesize: 10.2 MB)