Check out Sci-fi robot Low-poly 3D model on CGTrader for $45. High-quality mesh by PolyGnom: 12569 polys, 13192 vertices. Rigged, Animated, PBR.
LXO (Modo, filesize: 5.49 MB), BLEND (Blender, filesize: 4.81 MB), OBJ (OBJ, filesize: 2.03 MB), FBX (Autodesk FBX, filesize: 1.86 MB), MAX (Autodesk 3ds Max, filesize: 3.29 MB), GLTF (glTF, filesize: 6.28 MB), STL (Stereolithography, filesize: 1.18 MB), DAE (Collada, filesize: 1.78 MB), UASSET (UnrealEngine, filesize: 163 MB), TEXTURES (Textures, filesize: 632 MB)