I adapted SethBon's light bar design as an LED art light bar mount. The channels are sized for the aluminum channels listed below and the cable of a LIFX Z LED Strip.
-https://www.amazon.com/gp/product/B01DM7EZO4
-https://www.lifx.com/collections/light-strips/products/z-tv-led-strip
Orientation - Rotate to fit the MK3 print bed corner to corner (~50 degrees). Lay the right mount's outside face flat on the print bed (similar to the left mount).
Layer Height - 0.20mm
Material - Prusament Galaxy Black PETG
Perimeters - 3
Infill - 15% Gyroid
Supports - Back channel area only
The author remixed this model.
Adapted as an LED art light bar mount