The Ritchie Trek TR-33W Surface Mount Boat Compass provides real-time heading and straight line steering. It features an extra large diaphragm and rugged design for high temperature operation. Best of all, the large numerals and internal night lighting makes it easy to read at a glance.So whether your boat is dead in the water, on a plane or moving slowly against an outgoing tide, this compass will show you where’ you’re headed. Features 57mm dial size Easy to read direct reading dial 76mm mounting base Grey housing with blue dial Internal night lighting, 12V Green LED Built-in compensators to easily adjust for deviation Scientifically matched sapphire jewel & hardened steel pivot dial movement Powerful directive force magnets for fast heading lock-on High temperature composite construction for extended operating range 100% repairable
