Check out Old Rock Stairs Low-poly 3D model on CGTrader for $9. High-quality mesh by GizemDilaraTek: 2530 polys, 1354 vertices. PBR, Textured, UV Mapped.
OBJ (OBJ, filesize: 45.8 MB), BLEND (Blender, filesize: 22.9 MB), FBX (Autodesk FBX, filesize: 22.9 MB), JPG (JPG, filesize: 22.9 MB)