This is a foot for my new plexi printer. The sides of the printer body will be made out of 5mm plexi glass. They will fit into these foot.The front foots are 30mm x 30mm, the back foots are 50mm x 50mm. Both 10mm high (inside), angel of 45 degrees.I will upload the drawings for the body panels soon so you can see how it is ment to be used.Just print with a fill of 30%. You need 2 front foots and 2 back foots. It's designed to print without support.