Add-On Instrument Pod - UncutMax Usable Face: 4.625 x 4.625Max Cut Out Area: 4.125 x 4.125This Seaview Accessory Pod can be mounted to Seaview Sail Pods, Deck Pods or Rail Pods. These Accessory Pods give you the flexibility to mount additional instruments.Made from high quality marine grade UV resistant ABS plastic and is held together with tamper resistant security screws. A water tight gasket prevents water from intruding into the pod.Depending on the size of your Sail Pod, Deck Pod or Rail Pod one to four Accessory Pods can be mounted.