Surpass Hobby Waterproof F540 3930KV 4370KV 3300KV 3000KV Brushless Motor +45A ESC For 1/10 Rc Car Parts

--There are 4 pole 12 slot hi-torque motor design, with CNC Machinced 6061 Billet Aluminum Heatsink Can.

--Having high purity copper windings maximizes efficiency and high RPM ABEC5 oversized bearings.

--Fitting all 1/10 brushless cars-multi-mounting system for M3 screws

precision balanced rotor, smoothness for best reliability and maximum RPM

Stator.