Ultra Caddie - The Ultra Caddie is the best cockpit organizer ever. Also a great organizer for your car, boat, truck and more.
E6B Flight Computer - The ASA E6-B Flight Computer is the best slide rule style flight computer on the market.
ASA CX-2 Pathfinder Electronic Flight Computer - ASA's CX-2 Electronic Pathfinder Flight Computer can calculate true airspeed, ground speed, Mach number, altitudes, fuel, headings and courses, time/speed/distance, winds, and weight and balance. Includes 4 AAA batteries.