Garmin GMI™ 20 to GMI 40 Adapter Plate allows 40 to go into 20 opening

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.

• Allows installation of GMI 40 marine instrument into existing GMI 20 dash cutout without additional modifications
• OEM Garmin part number 010-12993-20 ensures perfect fit and compatibility
• Eliminates need for costly dash modifications or replacement - upgrade your existing installation
• Lightweight and durable construction designed for marine electronics applications