This is the Red and Black Propeller Set for the Dromida Ominus Quadcopter FPV, DIDE02**.                                                                                                  FEATURES: Flexible plastic construction withstands crashes                                                                                                      INCLUDES: Two Green and two Black Propellers, key #2                                                Four Screws                                                                                                                                           COMMENTS: When replacing propellers the color props must be installed at the                        front, and the black props must be installed at the rear                                following instructions in the manual.                                                   Prop colors also correspond to body colors;                                               Blue, DIDE02BB Red, DIDE02RR                                                            Green, DIDE02GG Yellow, DIDE02YY