Gridfinity Build Plate Holder

I have been using a version of a gridfinity built plate holder, but they were too short (1x2 tended to fall over), were hard to get plates in and out, and the slots were too narrow for my Bambu effects plates with two stickers. So here is my version: Each is 2x3 units. You need two of them and 2x6 U worth of of base plateThe slots go all the way through the holders, making easier to slide them in and out from the front rather than having to try to lift them outThe slots are wide enough to fit bu