Navigation Kit III
The navigation set includes two PN64 triangles and an onion type conveyor
Triangle made of transparent plastic 2.5 mm thick
Angle scale from 0° to 360°, on white background, two-color digits
Anti-rectangular length 32.5 cm
Length of rectangulars 23 cm
One-handed navigational conveyor Onions
Length 190 mm
Included in the case