DeoxIT(R) D-Series D5 Contact Cleaner & Rejuvenator | Adjustable Valve, 5oz 01-0790520-51 Each coaster feature the dial

Each coaster feature the dial which closely represents that of the particular flight instrument

and do in order to qualify for a Private Pilot certificate

It has a reversed card so pilot and swinger read the same heading

This switch is factory set but capable of field adjustment

Selected by more than 15 aircraft manufacturers

DeoxIT(R) D-Series D5 Contact Cleaner & Rejuvenator | Adjustable Valve, 5oz 01-0790520-51 Each coaster feature the dialDeoxIT(c) D Series contact cleaner is a fast acting deoxidizing solution that cleans, protects, lubricates and improves conductivity on all metal connectors and contacts. Use as a general treatment for connectors, contacts and other metal surfaces, and on non critical metal surfaces with severe oxidation and corrosion. DeoxIT(c) dissolves the contamination and protects the surface.