Part of our FlexiRange this is a 128mm round protractor. 0-360 scale on out-side edge with reciprocal headings indicated adjacent. Location letters N.E., S.E., S.W., and N.W on corners. Centre drilled for location and gridded in squares of 13mm (4 nm). This rules bends through 90 degrees so no more snapping when you sit on t...

Round 110mm diameter protractor with 0-360 scale on outside edge. Centre drilled for location and gridded in squares each of 3 nm 1:500,000 with centre horizontal 1:500,000 scale A popular choice amongst pilots...

Part of our FlexiRange this is a 128mm square protractor. 0-360 scale on out-side edge with reciprocal headings indicated adjacent. Location letters N.E., S.E., S.W., and N.W on corners. Centre drilled for location and gridded in squares of 13mm (4 nm). This rules bends through 90 degrees so no more snapping when you sit on ...

128mm square. 0-360 scale on out-side edge with reciprocal headings indicated adjacent. Location letters N.E., S.E., S.W., and N.W on corners. Centre drilled for location and gridded in squares of 13mm (4 nm). Supplied in self-sealing clear plastic case. Standard Flying School Issue...

Part of our FlexiRange this is a 128mm Square protractor with a whire edge for clarity of markings. 0-360 scale on out-side edge with reciprocal headings indicated adjacent. Location letters N.E., S.E., S.W., and N.W on corners. Centre drilled for location and gridded in squares of 13mm (4 nm). This rules bends through 90 de...

Same as the PP1 but with an unprinted white edge border for greater definition of headings scale.128mm square. 0-360 scale on out-side edge with reciprocal headings indicated adjacent. Location letters N.E., S.E., S.W., and N.W on corners. Centre drilled for location and gridded in squares of 13mm (4 nm). Supplied in self-sea...