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Parallel Rulers 12"

$23.99

Product Overview

This sturdy 12-inch (30.48cm) parallel ruler with brushed aluminum arms is enscribed with a protractor scale. It is used to plot direction on a nautical chart from any convenient meridian or compass rose. The two straight-edged rulers are connected to maintain the same angle. By walking the rules across the chart and securely holding down the non-moving ruler, you can effectively plot a course. 

  • 12-inches (30.48cm) long
  • Includes protractor scale
  • Brushed aluminum arms
  • Polished aluminum handle
  • Milled acrylic with beveled edges
  • Protective plastic sleeve
  • Lifetime warranty