Check out Basic Door Low-poly 3D model on CGTrader for $8. High-quality mesh by mackayver: 2796 polys, 2928 vertices. PBR, Textured, UV Mapped.
C4D (Cinema 4D, filesize: 580 KB), OBJ (OBJ, filesize: 455 KB), FBX (Autodesk FBX, filesize: 138 MB), PNG (PNG, filesize: 371 MB), 3DS (3D Studio, filesize: 150 KB), DAE (Collada, filesize: 383 KB), STL (Stereolithography, filesize: 265 KB)