Douglas Navigational Protractor 5" - D565 tiki solar torch 77 60-150 / 27-68 4102

77 60-150 / 27-68 4102 9 x 29 / 23 x 74 4

which offers our best-in-class sonar and mapping and premium touchscreen display with keyed-assist

and can be removed for compact transportation and storage

and an undisturbed coastal wilderness waits to be explored

580 calories per pouch

Douglas Navigational Protractor 5" - D565 tiki solar torch 77 60-150 / 27-68 4102Called "navigational" primarily because it goes continuously from 0 to 360 as a compass rose does. Use for plotting lines of position in celestial navigation or for general plotting and vector problems on plain paper that does not have a compass rose. In England and Australia it is more commonly called a Douglas Protractor, where they are popular for general plotting.