Check out outdoor prison cell Low-poly 3D model on CGTrader for $7. High-quality mesh by cgtdg: 12516 polys, 15340 vertices. PBR, Textured, UV Mapped.
STL (Stereolithography, filesize: 195 KB), OBJ (OBJ, filesize: 228 KB), 3DS (3D Studio, filesize: 138 KB), DXF (DXF, filesize: 528 KB), FBX (Autodesk FBX, filesize: 4.68 MB), MAX (Autodesk 3ds Max, filesize: 644 KB), TEXTURES (Textures, filesize: 14.8 MB)