Toll-Free+1 (877) 999-3321

  • Wishlist (0)

Products

Categories

 
Showing: 1-6 of 14
  • $21.95 $26.95
    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...
  • $12.65 $29.95
    12" Parallel Rule - Without Graduations
  • $34.95 $41.95
    The 15-inch (38.1cm) Brass Parallel Ruler is assembled with high-quality solid brass arms and handles, adding a bit of traditional elegance to a classic navigation tool. The sturdy acrylic parallel rules are inscribed with a protractor scale and are a reliable way to plot a course by walking the ...
  • $23.95 $28.95
    Of all our traditional parallel rulers, the 15-inch (38.1cm) Brushed Aluminum Arm Parallel Rule is a best-seller. This sturdy acrylic parallel rule includes a protractor scale, is easy to use, and is a necessary tool for every seagoing navigator. The two straight-edged rulers are connected to mai...
  • $14.95 $17.95
    The 15-inch (38.1 cm) Value Parallel Ruler is a basic parallel ruler without a protractor scale. Ideal for teaching applications, this clear acrylic & aluminum parallel rule is used to plot a course from a compass rose on a chart.  15-inches (38.1 cm) long Brushed aluminum arms Polished alum...
  • $31.95 $38.95
    The 18-inch (45.72cm) Aluminum Arms Parallel Rules feature aluminum arms that join two clear acrylic rulers enscribed with a protractor scale. An essential item in any proper navigation kit, these rules are used to plot direction on a nautical chart from any convenient meridian or compass rose. T...