Model Variants (Including Prototypes)
C.V - Base Series Designation; fitted with either Conrad C.III or Benz Bz.IV engines.
C.VI - Further development of the C.V, though only a single example was produced.
F 37 - Three limited production models; later fitted with BMW IV engines.
P 1 - Passenger Conversion Model with enclosed canopy and seating for three passengers.
Uzunov-1 - Bulgaria Production Copies Designation