The only other tool you need is a pencil! Plotting a course is as simple as laying the plastic protractor along your course line and aligning the compass disk. Includes scales for nautical miles, millimeters, and Loran interpolation. 5-1/8" W x 15-1/4" L.
Current stock on hand is less than quantity ordered. Please contact us for next availability.
1-877-753-2425