My ikea drawers fit the following grids:
Two of "Magnetic Frame - 4x5 - owletartspace.stl"
Two of "Magnetic Frame - 3x5 - owletartspace.stl"
One of "Magnetic Frame - 2x3 - owletartspace.stl"
One of "Magnetic Frame - 2x4 - owletartspace.stl"
The author marked this model as their own original creation.