Product Parameters: 100% brand new and high quality Material: Plastic and Nylon Propeller diameter: 25.4cm Slope: 4.5″(11.43 cm) Bore: approximately 2MM 3MM 4MM 5MM 6MM 7.8MM (come with the prop shaft washer,you can use for different shaft For Vehicle Type: Quadcopter Color: Black Package Included: 1 Pair (Including 1pcs 10…