Brass and aluminum beds, however, aren't magnetic, so you may want to test the frame with a fridge magnet before running to the store. But even if your bed can't use magnetic hooks, you still have ...

Aluminum bed with new kinematic mount and base on printer Son of Megamax, at the Milwaukee Makerspace [Mark Rehorst] has been busy designing and building 3D printers, and Son of Megamax — one of ...