non-doorbuster

Foam inserts for sextant case.

A replacement backplate for large Happy Troller® mounts. Happy Troller mounts on the anti-cavitation plate to allow fine control of trolling speed...

Replacement index and horizon mirror, springs, nuts, and screws for Mark 15 sextant.

Replacement case for storing your sextant. Includes Foam Set for Sextant Case.

J-Base™ can be ordered as an option for WindTrak 15. J-Base allows for side, top, or front mounting on most masts, on big boats or dinghies alike. ...

Replacement Beam Converger with index mirror, springs, screws, and nuts for Mark 25 sextant.

Replacement index & horizon mirrors, springs, nuts, and screws for Mark 3 sextant.

Extra Reference Tab Assembly for WindTrak™ 10.

Replacement or add-on bird-proof spike for WindTrak 15 vanes. Extends another 10 inches (25cm) above the vane to discourage birds from landing.

Replacement vane for WindTrak™ 15.

Replacement vane for WindTrak™ 10.