Marine Navigation & Instruments

i40 Bidata DisplayCompact and feature-packed instruments, the i40 series instruments are smart choice for boaters looking high performance and great value.The i40 series is simple to operate thanks to the use of just three control buttons, i40 has...

J-BASE for WindTrak 15This optional mount for WindTrak 15 provides more versatility and reduces overall weight aloft by 15 grams when substituted for standard WindTrak 15 mounting base.The J-Base comes with two #10 (5 mm) selftapping screws. Drill a...

Universal Masthead MountExtend your WindTrak 10.Sport or WindTrak 15 vane away from masthead obstructions and turbulence. The 13" (33 cm) arm comes with hardware allowing side or top mounting and offset angles up to ±20 degrees. May be attached...

WindTrak Light (for 3100/3150)Light up the reflector tabs and vane on your WindTrak for easy viewing at night with WindTrak Light. Waterproof and non-corroding silver parts give long-life at just 120 ma current draw. Fits under WindTrak 15, WindTrak 10...

Spare Vane Only f/WindTrak 15 Specifications:Type: Wind IndicatorInstrument Function: WindBox Dimensions: 3"H x 4"W x 16"L WT: 0.2 lbsUPC: 011698315109

WindTrak 15WindTrak wind vanes continue to offer exceptional performance at the best value of any wind indicator worldwide. The secret is in the sapphire jewel suspension bearing, large fin-low inertia vane, and easy-to-read, fully adjustable tacking...

Spare Vane Only f/WindTrak 10.Sport Specifications:Type: Wind IndicatorInstrument Function: WindBox Dimensions: 2"H x 5"W x 16"L WT: 0.4 lbsUPC: 011698310104Quick Guide (pdf)

WindTrak 10 Sport Wind VaneWith the introduction of the WindTrak 10 Sport, WindTrak wind vanes continue to offer exceptional performance at the best value of any wind indicator worldwide. The secret is in the sapphire jewel suspension bearing, large...

Rudder Position IndicatorAwareness of the rudder angle is an important safety factor. This is especially true while moving in and out of your berth, drawing alongside another boat, picking up a skier, mooring, or any other "close call" situation. Davis'...

GRF™ 10 Extension Cable (15M)Help your GRF 10 rudder feedback sensor reach your GHP 12™ or GHP 20 by adding 15M to your cable.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth...

GRF™ 10 Extension Cable (5m)Help your GRF 10 rudder feedback sensor reach your GHP 12™ or GHP 20 by adding 5m to your cable.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth...

GRF™ 10 - Rudder Feedback SensorCompatible DevicesPair this sensor with the GHP 12™ to provide rudder position feedback and to detect and avoid rudder stops while sailing or boating.The GRF 10 uses a magnetic sensor to relay position...