Professional Protractor Triangle

Boat-Stuff Verified independent store

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The Professional Protractor Triangle with handle is designed for serious navigators who demand accuracy, durability, and versatility at sea. Oversized legs (9.312") and 13.125" hyp otenuse for stable, precise plotting on large charts Dual 320 mm and 1:80,000 scales for flexible course and distance measurements 5 mm thick, heavy-duty clear acrylic with handle for secure grip and control Vertex hole for accurate meridian alignment, long-distance course plotting, and angle measurements Supports use with string and weight for quadrant functions and Polaris altitude checks Includes pencil and sharpener; backed by a lifetime warranty A robust, professional-grade navigation triangle for bridge and classroom use. Show more