Davis Mark 3 Marine Sextant [011] Brand_Intellisteer These backing plates work with

These backing plates work with any bolt-in Top Gun or Z-30 outrigger bases

Precision designed with a state-of-the-art release mechanism that allows passage of Bimini twist knots and double lines

UPC: 5060114794290

Hose Length: 24"

Adapter from Maretron for displacement hull tanks

Davis Mark 3 Marine Sextant [011] Brand_Intellisteer These backing plates work withMark 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)