The Pivot Tray Adapter Plate for Olympus PT-EP03 Housing from Beneath the Surface is an adapter for an underwater photography tray system. It allows you to attach your Olympus PT-EP03 housing for the PEN EPL-2 digital camera to BTS's Pivot Tray Assembly. The assembly enables you to rotate your camera and nothing else, giving you the freedom to switch between portrait and landscape shooting without having to adjust your strobes. It also features 7 mounting points for lights. This adapter plate is required in order to use your housing on the Pivot Tray Assembly.