Cat 313 Excavator Triple Arm — professional 3D model by Polygate (CGTrader). Price: $139. Technical data: Subdivision ready, 1112070 polygons, 1143313 verts.
OBJ (OBJ, filesize: 63.9 MB), MA (Autodesk Maya, filesize: 69.3 MB), MEL (Maya Mel Script, filesize: 69.3 MB), BLEND (Blender, filesize: 60.4 MB), MAX (Autodesk 3ds Max, filesize: 234 MB), FBX (Autodesk FBX, filesize: 81.6 MB), 3DS (3D Studio, filesize: 104 MB), C4D (Cinema 4D, filesize: 55.4 MB)