Product List: 1 adapter plate, size 8.9cm x 23cm Material: Adapter Plate is made of PP material, with wear resistance and can be used for a long time Easy to install: Marine Stereo System Adapter Plate has a simple design and is easy to install, which can be installed quickly Simple appearance: Mounting Plate has a simple and elegant appearance, which is coordinated with the overall design of the device and improves the aesthetics Applicable to the specified series: This Mounting Plate is suitable for the specified series, please confirm whether your device model is applicable before purchasing Specification: Material: PP For Fusion MS-RA70 For MS-RA70N For MS-RA70NSX Size Chart: 8.9cmx23cm/3.50inchx9.06inch Package Includes: 1 adapter plate Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.