Here is a Gothic Lamp that I made during an Ink and Drink with friends for halloween. There's both options for a Combined model and a Separate Parts model in the zips.
Master file provided
BLEND (Blender, filesize: 65.4 MB), OBJ (OBJ, filesize: 65.1 MB), FBX (Autodesk FBX, filesize: 68.5 MB), GLTF (glTF, filesize: 91.2 MB), DAE (Collada, filesize: 73.7 MB)