Buy now from the Vanguard Instruments & Navigation available at Overton's. Find your way with navigation instruments and gauges for your dashboard. We offer speedometers, tachometers, volt meters, fuel gauges, hour meters, temp gauges, trim gauges, and sending units. Our top brands include Teleflex, Faria, Furuno, Garmin, and Raymarine. You'll also find Ritchie Compasses, Barska Binoculars, and night vision gear from ATN.