Boat Guardian Speedometer.

Guardian Analogue Boats Speedo / Speedometer
Guardian Paddlewheel Sender

Veethree Boats Speedometers.

Boats Speedo Activated by Water Pressure from Sterns Pilot Pipe Pickup

Boats Stern Retractable Transducer Mounting.

Slid Up for Beaching the Boat. The Sliding Part Can Be Removed with your Transducer for Security. Click to See More Benefits.