Ritchie Explorer Compass - Surface Mount - White. Ritchie made these Compasses with a 2-3/4in easy-to-read direct reading dial a compact low-profile design and a push-button removal of the compass module for quick and simple storage and security purposes. The Ritchie S53W Explorer Compass also has a movable sun shield high temperature composite construction and powerful directiveforce magnets for fast heading lock-on. If you accidentally get your Ritchie S-53W Ritchie Explorer Compass set upon a known direction you can easily correct it by simply moving the dial to the correct directional reference. Specifications for Ritchie S-53W Explorer Compass: Manufacturer: Ritchie Color: White Features of Ritchie S-53W Explorer Compass 2-3/4" Easy to Read Direct Reading Dial Compact Low-Profile Design Quick Push-Button Removal of Compass Module for Storage and Security Choice of Colors Internal Green Night Illumination Built-in Compensators to Easily Adjust for Deviation Scientifically Matched Sapphire Jewel & Hardened Steel Pivot Dial Movement Powerful DirectiveForce Magnets for Fast Heading Lock-on Movable Sun Shield High Temperature Composite Construction for Extended Operating Range 100percent Repairable Exclusive 5-Year Ritchie Warranty Package Contents: Ritchie S-53W Explorer Compass Ritchie S-53W: S-53W Explorer Compass - Surface Mount - White