Cras navigation rules

A Cras guide is essential for all boats. This essential navigation instrument is the most widely used in France. Used for decades by the French Navy and the Merchant Navy, it is a benchmark measurement tool.
This ruler is useful for maritime professionals and yachtsmen alike. It is used for measuring, plotting a course or taking or bearing a bearing. Widely used by professional sailors and skippers, it makes it easy to plot various points. These two rulers feature an excellent manufacturing technique that ensures long-lasting printed characters.
Technical specifications:
- Brand: Cras
Bicolour model
- Dimensions: length 38cm width 11cm
- Material: translucent PVC
- Scale: 1/100,000
Evolution model
- Dimensions: length 38cm width 12.3cm
- Material: translucent PVC
- Scale: 1/50,000