The Ritchie® HF-743 Helmsman flush-mount CombiDamp dial compass offers scientifically matched sapphire jewel and hardened steel pivot dial movement with powerful DirectiveForce magnets for fast heading lock-on. It displays built-in green night NiteVu night illumination and has built-in compensators to easily adjust for deviation.
Features
Model Number: HF-742
3 3/4-in CombiDamp dial
Fits 4-in mounting hole
Built-in green NiteVu night illumination
Built-in compensators to easily adjust for deviation
Scientifically matched sapphire jewel and hardened steel pivot dial movement
Powerful DirectiveForce magnets for fast heading lock-on
Movable sun shield
Adapter rings included 6 in (15.24) retrofits existing mounting hole for Model HF 72/73
45-degree lubber lines
High-temperature composite construction for extended operating range