Surpass Hobby F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck. 4 pole 12 slot high-torque motor design, Suit for 1/10 scale RC car. CNC machined 6061 T6 billet aluminum heatsink can. High purity copper windings maximizes efficiency, Precision engineered for maximum energy conversion. Precision balanced rotor, smoothness for best […]