Ritchie “Explorer” Flush Mount Compass

● 2 3/4″ (70 mm) Easy to Read Direct Reading Dial ● Easily Installed, Fits 3.75″ (9.53 cm) Mounting Hole. ● Replacement Mounting Gasket ● 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 ● Exclusive 5-Year Ritchie Warranty