All the basic tools for charting and navigation are found in the Primary Navigation Set. The set features our best selling UltraLight Divider for measuring distance, a milled 12-inch (30.48cm) parallel ruler for determining accurate course lines, the Nautical Slide rule for speed and distance calculation and a navigator’s pencil. Kit includes one each of the following: UltraLight Divider (WP176) 12-inch Parallel Rule (WP140) Nautical Slide Rule (WP105) No. 2 Navigator Pencil (WP1141) Durable plastic storage pouch Length: 13 in (33.02 cm) Width: 7 in (17.78 cm) Height: 0.9 in (2.29 cm) Weight: 1.1 lb (0.50 kg)
