QS8006 RC Helicopter Aircraft Main Rotor Blades Propeller Props 4pcs Country of Manufacture: CHINA; Brand: Assisi Material: Plastic; Net Weight: 87g Package Content: 4pcs x Main Propellers; Main Color: Black Shaft Hole Dia: 5mm/ 0.2inch; Total Size(each): 28.5 x 4.5cm/ 11.2 x 1.8inch(L*W) Fit for: QS8006 RC Helicopter Aircraft