Garmin GPSMAP 420s – GPS receiver – marine without Transducer GPS FISHFINDER model # 010-00516-24 Does not include the Transducer. GPSMAP® 420s Garmin International is pleased to announce the GPSMAP 420. These sleek new 400-series Garmin plotters are the perfect choice. They feature ultra-bright 4″ QVGA displays, built-in worldwide satellite imagery and a new streamlined user interface. Plug in optional BlueChart® g2 Vision™ cards to add true 3D-view detailed mapping capabilities (both above and below […]