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- Internal green night Illumination
- Built-in compensators
- Scientifically matched sapphire jewel & hardened steel pivot Dial movement
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The Ritchie® B-51 Explorer bracket-mount compass offers scientifically matched sapphire jewel and hardened steel pivot dial movement with powerful DirectiveForce magnets for fast heading lock-on. It displays internal green night illumination and has built-in compensators to easily adjust for deviation.