- Course Information
These are the best type of Parrallel Ruler. The ideal size for the Professional Navigator
We would not sell a Parallel Ruler less than 15" in length as anything smaller just makes navigating on a chart very difficult
This Instrument is 0.22" in thickness with aluminium arms and handles.
We would not sell a Parallel Ruler less than 15" in length as anything smaller just makes navigating on a chart very difficult
This Instrument is 0.22" in thickness with aluminium arms and handles.