Constructed of durable Lexan, this ASA Square Chart Plotter (Protractor) won't melt, warp or break in extreme temperatures. Its convenient 5-1/8" square size and ease of use make this plotter a pilot favorite for simple, accurate flight planning.
Uses a 1:500,000 scale and includes 5 NM and 10 NM radius rings for quick and easy measurement. 2 NM grid makes alignment with parallels simple. Plus, it is guaranteed for life!
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