The best slide rule style flight computer on the market, now enhanced with color for even easier readability. On the circular side, black is used for the rate arrow and units to be calculated; Red is used for weight and volume; Blue is used for distance, time and temperature scales.
On the wind side, colors are used to identify wind variation: blue identifies west (or right wind correction angle) and red identifies east (or left wind correction angle). ASA’s color E6B is made with solid aluminum construction and features all the functionality pilots have relied on for decades. A venerable favorite, now even better! Vinyl case and instruction booklet included. Measures 9-3/4'' x 5''