Mercury – Speedometer 45 MPH | Boat Speed Monitoring | Black Face | Chrome Bezel | 79-8M6020003Mercury Speedometer 45 MPH Boat Speed Monitoring Black Face Chrome Bezel 79 8M6020003 OverviewThis 45 MPH speedometer gives you a straight, steady read on how the boats moving. The needle doesnt twitch when you hit a little chopit eases into place and stays there. Out on the water, it feels like one of those gauges you check without thinking: glance, get your number, and keep going. Its simple, clean, and does exactly what you need it to do. Key