This is a remixed rail to hold the IKEA Sunnersta container. It should not require supports to print.
I also created a template for aligning where the rail will be located and marking out the holes.
Sunnersta Container - $0.99 (at least in the US)
https://www.ikea.com/us/en/catalog/products/50303735/
Printer Brand: Prusa
Printer: i3 MK2S
Rafts: No
Supports: No
Resolution: 0.20
Notes:
I printed it with the rail flat on the bed and had no problems printing without supports.
The author marked this model as their own original creation. Imported from Thingiverse.