Marine Navigation & Instruments

Artificial HorizonAnswers the need of every sextant user who cannot depend on a natural sea horizon. Use for backyard practice, finding exact positon when inland, and making exact sextant shot...

Mark 3 Marine SextantSometimes referred to as a "lifeboat" sextant, the Mark 3 is an inexpensive training sextant. Yet this model has taken sailors around the world, too! It is...

Air-Flow TelsLightweight, ripstop nylon Air-Flow Tels attach to sails with waterproof adhesive locator discs. No holes required. Tels show the air flow across the sails - allowing you to trim...

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...

Mark 15 Sextant#026This model has many great features including seven large sunshades, a 3 mm x 27 mm star scope, and easy-to-read micrometer drum vernier scale that reads to 2/10...

Mark 25 Sextant#025The top of the line Davis plastic sextant, the Mark 25 features our Beam Converger™ mirror, sometimes referred to as a "full horizon mirror". A special coating is...

WindTrak AV Antenna Mount Wind VaneWindTrak wind vanes continue to offer exceptional performance at the best value of any wind indicator worldwide. The secret is in the sapphire jewel suspension...

Wind-Tels - Port & Starboard Included Port and starboard colored tales mount on any shroud sizes up to 3/8" (10mm). The unique method of attachment prevents sliding or fouling of...

Spare Vane Only f/WindTrak 10.Sport Specifications: Type: Wind Indicator Instrument Function: Wind Box Dimensions: 2"H x 5"W x 16"L WT: 0.4 lbs UPC: 011698310104 Quick Guide (pdf)

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...

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...

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...