Ideal for runabouts, small center consoles, and bass boats, the Ritchie Explorer S-53 Compass has a compact, low-profile design and offers a quick push-button removal of the compass module for easy storage and security. The Explorer Compass features a 2-3/4" easy-to-read direct-reading dial, internal green night illumination, and a movable sun shield. Built-in compensators easily adjust for deviation. Powerful directive force magnets provide fast heading lock-on. Scientifically matched sapphire jewel and hardened steel pivot dial movement. Exclusive 5-year Ritchie warranty. 3-5/8" dia. x 2-7/8"H. Movable sun shield Internal green night illumination Built-in compensators | Explorer S-53 Surface-Mount Compass in Green