Silva 85 surface mount powerboat compass features a rotating outer memory ring used to quickly confirm course headings when at sea. This extremely well dampened compass includes clear lubber line for quick and precise reference against the main steering scale on the horizontal card which performs up to 25 degrees of heel.

High magnification results in exceptionally clear numbers helps define a clear set steering course when under power. Simple snap off trim ring allows quick and easy installation while covering fasteners (supplied). Complete with black and white outer trim rings to suit vessels colour. Diameter: 120mm. Height: 65mm.