8045 L/r 8x4.5 Nylon Propeller Prop for Multi-rotor Quadcopter Hexa Octa(pack of 4 Pairs) Nylon pads Aperture : 3.0mm 3.175mm 4.0mm 5.0mm 6.0mm 6.35mm 7.938mm 4 x 8045L Black Nylon Propeller 4 x 8045R Black Nylon Propeller 8 x Nylon pads