Check out ELECTRIC STAIR CLIMBING HAND TRUCK CART GALLON WATER BOTTLE RACK 3D model on CGTrader for $41. High-quality mesh by SURF3D: 808185 polys, 635636 vertices.
STL (Stereolithography, filesize: 38.5 MB), OBJ (OBJ, filesize: 74.2 MB), 3DM (Rhinoceros 3D, filesize: 136 MB), MAX (Autodesk 3ds Max, filesize: 164 MB), DAE (Collada, filesize: 131 MB), 3DS (3D Studio, filesize: 17.8 MB), FBX (Autodesk FBX, filesize: 23.3 MB), GLTF (glTF, filesize: 25.1 MB), IGE (IGES, filesize: 96 MB), DWG (AutoCAD, filesize: 21.2 MB), SKP (Sketchup, filesize: 68 MB), SAT (3D ACIS, filesize: 52.4 MB), BLEND (Blender, filesize: 70.3 MB), STP (STEP, filesize: 55.9 MB)