The stand holds most larger phones and small tablets.It is adjustable from about 50 degrees to 90 degreesPrint all 3 of the STL files and remove the raft.The small spacers may need to be cleaned up with a file or sandpaper so that the joints move easily.Assemble the stand using four(4) 4x1/2 phillips metal screws: -insert the spacers into the holes on the side parts that hold the phone -attach the base and the stop that adjusts the angle to the sides using the screws through the spacers