Feature●If you have any questions before or after the order, please feel free to contact us. We will make every reasonable effort to provide service that meets your requirements●If you have any problems with our product? Please feel free to contact us anytime. We will reply you within 24 hours●Magnetic levitation system ensures balance of propellers with zero friction●If you have any problems with our products, please contact us at any time. We will reply you within 24 hours●PULABO Useful and Practical Quadcopter FPV Red + Black Multirotor Propeller Prop Balancer Magnetic Carbon FiberDescription
Suitable for multirotor propellers of all sizes