QUARKZMAN RC Propeller - 8x6 2-blade Pack of 4

What is it? RC propellers are used on fixed-wing aircraft, aircraft, excellent propeller replacements. What am I gonna receive? Package Content: 4 pcs x Fixed Wing Aircraft Propeller; Blade Quantity: 2; Style: 8x6.5x5 inches; Propeller Diameter: 5.8 inches; Height: 6.8/7.9mm; Propeller Washer Size: 3.9/2.8/5.9/4.8mm(5x5), 7.7/5 ,7/4.8/2.8/3/3.8mm(8x6) Are there any benefits to this product? This propeller can find the best size and step for your aircraft, it is really easy to balance, making this propeller suitable for your electric aircraft, ideal for general aircraft flight. How to use? The 2-blade RC aircraft propellers are made of plastic material which reduces rotating masses for higher output power and longer service life. What should I notice? Please check the Rotation Diameter and Pitch before ordering to make sure it fits your RC aircraft engine.