Looking for Concert Stage Disco Low-poly? Get this 3D model from militarymodels99 via CGTrader for $9.
STL (Stereolithography, filesize: 129 MB), OBJ (OBJ, filesize: 91.6 MB), BLEND (Blender, filesize: 27.2 MB), GLTF (glTF, filesize: 40.2 MB), FBX (Autodesk FBX, filesize: 94.1 MB)