I recommend printing this model with 5 Walls, so the part is solid.
The Shelf can be glued, just to secure it in place.
Dimensions:
Length: 150mm Height: 101mm Depth: 40mm
Depending on your printer you can Print without supports.
I recommend a 0,24mm Layer height and Adaptive layers on, for good Hole quality.
Hole Dimensions:
The author marked this model as their own original creation.