Ritchie BN-202 Navigator Compass Bulkhead Mount Black
Navigator Compass 4 1/2? (115 mm) Ritchie CombiDial and Built-in Inclinometer
Easily Installed, Fits 5.75? (146 mm) Mounting Hole Internal Gimbal Systems for Maximum Stability During Adverse Pitch and Roll Conditions... - para hemisfério Sul de fábrica, desvios limitados para outros hemisférios.