Parallelel Ruler for Navigation with charts.

Navigation Parallel Rule Plotter, Paralock.

Introducing the Paralock Navigation Plotter Parallel Rule: Your Essential Tool for Seamlessly Navigating the Seas.

  • Compact and Efficient: Designed for modern small chart tables, this GPS parallel rule is compact yet powerful, saving valuable space while delivering unparalleled functionality.

  • Rapid and Accurate Positioning: Transfer GPS positions swiftly & accurately to & from any paper chart with ease, thanks to the innovative locking knob & finger hole design.

  • Inventive Patented Design: The locking knob allows for rapid determination of GPS position, while the sturdy clear acrylic construction ensures maximum chart visibility & durability.

  • Multi-Functional: Doubles as a protractor for compass bearings & features a ruler for distance measurements, offering all the capabilities of a standard parallel rule in a pocket-sized package.

  • Value for Money: Lightly used, the Paralock Parallel Ruler offers approximately £10 or more in savings, providing exceptional value for boaters who rely on paper charts for navigation.


Don't miss out on this opportunity to streamline your navigation process & save money. Upgrade to the Paralock Parallel Rule Plotter today & chart your course with confidence!