An articulating prop to prop panels in an open position is disclosed. In one embodiment, the prop includes a protrusion that rests in a groove to lock members of the articulating prop in position. An external force causes the articulating prop members to rotate into a locked position. In another embodiment, an additional latch is disclosed which further locks the articulating prop in a locked position. An external force causes the articulating prop member to rotate out of a locked position. Shapes and interfaces of handles of the articulating prop are disclosed. Openings and pivotal axes of members of the articulating prop are also disclosed herein.