GARMIN Aera 660 GPS Dock - Recessed GPS - .250 inch
Mounts with four screws total to either the sides or top and bottom. Includes screws for both the dock and the internal Garmin mount. Material is ASA UV resistant plastic. Dimensional accuracy within +/- .010 inch. Does not include the Garmin GPS, internal mount, or connectors.
Minimum size = 4.25x 6.046 inch.
No need to cut a different size hole in the panel, custom sizes other than listed are available, email or add a note to the order for a custom size.