Cierva's C30 series and Pitcairn's PA-22 and Luscombe-built aluminum body PA-36, and the KD-1 series constructed by Kellett Autogiro Company of Philadelphia were capable of jump take-offs and direct-control without wings.
Engine: Warner Super Scarab, 165 hp
Gross wt: 2050 lb
Rotor dia: 43 ft
No of blades: 3