$3 DG-800 glider flying in sky 3D model by by-charly. Available on CGTrader. Check it out on CGHub.
STL (Stereolithography, filesize: 3.51 MB), 3DS (3D Studio, filesize: 1.1 MB), SKP (Sketchup, filesize: 1.02 MB), FBX (Autodesk FBX, filesize: 3.69 MB)