About this product
GMI™ 20 to GMI 40 Adapter Plate
This adapter plate allows you to install a new GMI 40 marine instrument into the existing cutout of a GMI 20 in your dash.
Description supplied by Marshland Marine through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.
![Garmin GMI 20 to GMI 40 Adapter Plate [010-12993-20]](https://cdn.shopify.com/s/files/1/0024/0939/8339/files/115772XL.jpg?width=1200)