Ritchie B-51W Explorer Bracket Mount Compass The Ritchie Explorer Marine Compass is a black compass featuring an easy to read Direct-Read dial. Direct-Read dials allow you to see the compass heading and lubber line from directly in front. Can easily be adjusted and removed with bracket mount and thumbscrews. Ritchies Explorer compasses have built-in compensators. These compensators are non-interactive magnets that are balanced and optimally spaced for accurate correction. Explorer Compasses util