Navigator Steel Boat Compass features a large 5 Degree 4 1/2" PowerDamp flat dial with easy to read numerals, exclusive built-in green NiteVu night illumination, built-in compensators to easily adjust for deviation, scientifically matched sapphire jewel and hardened steel pivot/dial movement, fully gimballed internal gimbal system for maximum stability during adverse pitch and roll conditions, powerful directive-Force magnets for fast heading lock-on, movable sun shield, 45 Degree Lubber Lines. 100% Repairable. Exclusive 5-Year Ritchie Warranty Approx. Shipping Weight: 16 lbs |