Product List: 1 adapter plate, size 8.9cm x 23cm Material: Adapter plate is made of PP material, offering wear resistance and long-term durability Easy to install: Marine stereo system adapter plate features a simple design for quick and easy installation Simple appearance: Mounting plate has a clean, elegant look that complements the overall device design and enhances aesthetics Compatible with specified models: This mounting plate is designed to fit specific series; please verify your device model before purchasing Specifications: Material: PP Fits Fusion MS-RA70 Fits MS-RA70N Fits MS-RA70NSX Size: 8.9cm x 23cm / 3.50in x 9.06in Package Includes: 1 x Adapter Plate Note: Slight measurement variations of 1–2cm (0.39–0.79in) may occur due to manual measurement