Meco 4 Pairs HB31 31mm 4-blade Propeller 1.0mm Mounting Hole for RC Drone 0603 Brushless Motor

4 Pairs HB31 31mm 4-blade Propeller 1.0mm Mounting Hole for RC Drone 0603 Brushless Motor Specification: Item name: HB31 31mm 4-balde propeller Mounting hole: 1.0mm Color: orange, red, black, blue, green, yellow (option) Suitable for: 0603 brushless motor Package included: 4x HB31 31mm 4-balde propeller CW 4x HB31 31mm 4-balde propeller CCW