Diameter 1/3 scale: 28mm and 20mm
Diameter 1/4 scale: 20mm and 15mm
Includes 9 instruments for WW I aircraft of the USA.
Diameter 1/5 scale: 16mm and 12mm
Includes 10 instruments for WWI aircraft of Great Britain.
Includes 12 instruments for WWI German aircraft.
Includes 8 instruments
Includes 16 instruments for Boeing Stearman aircraft.
Includes 9 instruments
Includes 10 instruments for WWI aircraft of France.
Diameter 1/4 scale: 20mm