Built-in compensators to easily adjust for deviation
Scientifically matched sapphire jewel and hardened steel pivot Dial movement
The most important criteria when selecting a compass are dial size and mounting style. Quality components aid accuracy, smooth response, stability and trouble-free operation. RITCHIE NAVIGATION's Explorer Compass F-50 is for marine use and is black with a black Direct-Read dial. This compass is 100% repairable and has a 5-year.