Davis Mark 3 Marine Sextant [011] Marine Hardware | Oarlocks 55”) wide housing provides one

55”) wide housing provides one of the highest clamping force ratings of any worm gear style clamp

Choose from multiple viewing modes

Active 15W Wireless Adjustable Phone Charging Mount - 12/24V

Specially designed to meet the broader bandwidth requirements of all popular AIS transceivers

Transmission gear

Davis Mark 3 Marine Sextant [011] Marine Hardware | Oarlocks 55”) wide housing provides oneMark 3 Marine Sextant Sometimes 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 full sized and has sunshades, but no optical magnification to help you find dim celestial bodies. Comes with instruction booklet. Owner's Manual (pdf)