Davis Mark 15 Master Sextant [026] Anchoring & Docking | Bumpers/Guards especially important in Giant Blue

especially important in Giant Blue Fin Tuna fishing

No ball bearing to rust

it is the most powerful GX device to date and allows you to always have perfect control over your system from wherever you are and to maximize its performance

Supports Wi-Fi Calling for voice service on your cell phone farther offshore*

Davis Mark 15 Master Sextant [026] Anchoring & Docking | Bumpers/Guards especially important in Giant BlueMark 15 Sextant #026 This 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 of a minute. The Mark 15 has a 7" (18 cm) frame radius graduated from 120 to 5 and comes with a traditional half silvered mirror. Comes with instruction booklet. Owner's Manual (pdf)