This NavPod GP2301 InstrumentPod is the perfect addition for your boat. Designed to fit 3 instruments with a 3.6" hole, this 12" wide guard precut model is compatible with the GP-2300 and GP2300 series. It is made by a trusted manufacturer, Navpod, and its model number is InstrumentPod. Ideal for GPS & chartplotters and electronics & navigation, this InstrumentPod is a must-have for any boating enthusiast. Its sturdy construction and reliable performance make it a great choice.