Cheerwing 4 Pair 8x4.5 8045 Nylon CW CCW Propeller Prop Red For RC Multicopter QuadCopter Diameter: 8 " Slope: 4.5 " Material: Nylon Color: Red 4pcs x 8x4.5 CW Propeller and 4pcs x 8x4.5 CCW Propeller