It's a parametric bed bracket with an adjustment slot. The default is set for the standard 20mm bed support extrusion and the MK2A bed using the 20mm offset. The slot gives 5mm of offset adjustment.
All of the measurements can be adjusted via parameters. I've included several file types.
Category: 3D Printer PartsThe author marked this model as their own original creation. Imported from Thingiverse.