Product List: 1 adapter plate, size 8.9cm x 23cm Material: Adapter plate is made of PP material, wear-resistant and durable for long-term use Easy to install: Marine stereo system adapter plate features a simple design for quick and easy installation Simple appearance: Mounting plate has a sleek and elegant design that complements the overall device layout and enhances aesthetic appeal Compatible with specified models: This mounting plate is designed to fit specific series; please verify your device model before purchasing Specification: Material: PP Compatible with Fusion MS-RA70 Compatible with MS-RA70N Compatible with MS-RA70NSX Size: 8.9cm x 23cm / 3.50 inch x 9.06 inch Package includes: 1 x adapter plate Note: Slight variations of 1-2cm / 0.39-0.79 inch may occur due to manual measurement