WB Spring Loaded Manual Coupler Mini Excavator and Backhoe Low-poly 3D model is available on CGTrader for $40. Original author: Enginex3D. Specs: 25999 polys, 24853 verts.
BLEND (Blender, filesize: 3.67 MB), OBJ (OBJ, filesize: 914 KB), FBX (Autodesk FBX, filesize: 2.69 MB), GLTF (glTF, filesize: 3.26 MB), STL (Stereolithography, filesize: 903 KB), PNG (PNG, filesize: 6.8 MB), DAE (Collada, filesize: 2.55 MB), TEXTURES (Textures, filesize: 4.25 MB)