Anbee 4pcs Propeller Blades Rotor for Parrot Minidrone Rolling Spider, Airborne Cargo Drone, Airborne Night Drone, Hydrofoil Drone, Black Anbee 4pcs Propeller Blades Rotor for Parrot Minidrone Rolling Spider, 2CW+2CCW Compatible Model: Parrot Minidrone Rolling Spider 4pcs as a Set, 2 Positive + 2 Negative Propeller Propeller Weight: Approx. 1.47g/Set Free Shipping w/tracking Numbers.