Enables transfer of GPS positions rapidly, easily and accurately to any paper chart. New parallel rule in a compact size that is particularly suited for use on modern small chart tables. All the features of standard parallel rule but fits in pocket and is easier to use.
Patented locking knob allows rapid determination of waypoints from charts
Two sets of finger holes enable finger tips to act as friction pads on underlying chart
Opening width is the same as standard rules
Has graduations can be used as a protractor to determine compass bearing
Has millimeter metric scale across bottom, making it easy to take distances
Perfect for any boater who keeps track of latitude and longitude coordinates on a paper chart