Crawl Tunnel Low-poly 3D model is available on CGTrader for $8. Original author: gRabby. Specs: 12424 polys, 7416 verts.
BLEND (Blender, filesize: 4.56 MB), OBJ (OBJ, filesize: 638 KB), FBX (Autodesk FBX, filesize: 250 KB), GLTF (glTF, filesize: 12.1 MB), USD (USD, filesize: 913 KB), STL (Stereolithography, filesize: 607 KB), PLY (Ply, filesize: 439 KB), ABC (Alembic, filesize: 929 KB), JPG (JPG, filesize: 4.24 MB)