Windsor Propeller Co. Inc. #MA3030G 3.0:1 Ratio Airplane Gearbox

Windsor Propeller Company Inc. Item no.MA3030G. 05 Airplane Gearbox Master Airscrew. Gearbox for electric flight. 3.0:1 Ratio. Longer flight time. Better climb. Compact, lightweight design. High quality gears and bearings.