The Three Arm Protractor's heavy-duty, flexible crystal clear acrylic construction is the foundation for this easy-to-use. The arms of the Three Arm Protractor are rigid enough to trace a bearing line.
Arms are rigid enough to trace bearing line. Can be used to chart position from three identifiable shore, landmark or buoy locations. Measure angles on the protractor and locate your position on chart. Moveable arms with vernier scale for even more precise measurements. Flexible, clear construction. Lifetime warranty.
Sign up to get the latest on sales, new releases and more …
226 W. Florence Ave | Inglewood, CA 90301
We are proud to be an ISO 9001 Certified Company.