Ritchie Compass Voyager Compass Mounting-Dial Style:Flush Mount - Combination Dial Chrome Plated Bronze Top with

Chrome Plated Bronze Top with Black Polymer Base

AGM or lead-calcium batteries

The Dark Seas Galloway Hat does exactly what you need a hat to do

Outer Dimensions

Ritchie Compass Voyager Compass Mounting-Dial Style:Flush Mount - Combination Dial Chrome Plated Bronze Top withVoyager Compass Features: 3 (76 mm) Open Face Dial Adjustable and Removable with Bracket and Thumbscrews Exclusive Built in Green NiteVu Night Illumination Built in Compensators to Easily Adjust for Deviation Scientifically Matched Sapphire Jewel and Hardened Steel Pivot Dial Movement Powerful DirectiveForce Magnets for Fast Heading Lock on Movable Sun Shield 45 Degree Lubber Lines High Temperature Composite Construction for Extended Operating Range