The file 'Spotlights Inner Support 3D Printer Model' is (scad,stl) file type, size is 8.3KB.
Photos won't show it well (and I'm not gonna disassemble the ceiling lamps to take a new picture!), but some ceiling lamps require a support bar inside. So here it is.
Diameter: 90mm
Similar to https://www.amazon.fr/dp/B09KRC8M9Z?ref=ppx_yo2ov_dt_b_product_details&th=1
barre-maintien-spots.scad | 657.0B | |
barre-maintien-spots.stl | 42.9KB |