Cable lock for 2020 aluminium extrusion. Different sizes

I've built four sizes of a cable lock clip to be used in 2020 aluminium extrusions.
2020: the smallest one. size: 20x20 millimeters
2020_hole has a slot to pass cables
2040 has a size of 20x40 millimeters
2080 has a size of 20x80 millimeters