Ritchie HB-740 Helmsman Compass

The Helmsman bracket mount compass from Richie Navigation features a 3 3/4" Power Damp flat or Combi Power Damp dials with built-in green NiteVu night illumination. It has built-in compensators to easily adjust for deviation scientifically matched sapphire jewel and hardened steel pivot dial movement and powerful Directive Force magnets for fast heading lock-on. 5-year warranty.