Gridfinity Stackable Modular baseplates

When stacking several bins on top of each other it can be a bit tedious to access the lower bins. Especially when you place the bins in a box like in my IKEA Samla Gridfinity series (https://www.printables.com/social/145063-akio/collections/484185). To improve that situation I designed a baseplate that can be placed on top of Gridfinity bins like normal bins and is sturdy enough to be lifted.General usageYou can print any of the baseplates and screw them together with a m3x8 screw (BHCS) and a m