Clear Acrylic PcDuino 3 Enclosure
How to assemble your PcDuino 3 Case
First remove the paper from the protective film from both pieces of acrylic. Once removed you should put the brass PCB mounting screws (with male screw ends) into the topside mounting holes. Once inserted screw the Female to Female Brass couplings to the bottom-side of each.
Now you should be able to screw the top and bottom plates in place without any difficulty. Leaving the final step of putting the rubber feet wherever you need them on the top or bottom-side of the board. After that you are done installing the Acrylic Case.