Features: *4 Poles 12-Slot Hi-torque Motor Design *CNC Machined 6061 T6 Billet Aluminum Heat sink Can *High Purity Copper Windings Maximizes Efficiency *High RPM ABEC5 Over sized Bearings *Universal fit, fits all 1/5 brushless cars-multi-mounting system for M4 screws *Precision balanced rotor,smoothness for best reliability and maximum RPM *Stator - Super Thin (0.2mm) Laminations *Removable/Replaceable Rotor *Precision Engineered for Maximum Energy Conversion Specification: Brand: KingVal Product: 56112 Brushless Motor Motor Size: ø55x112mm Watts: 7350 Rotor Poles: 4 Max RPM: 30000 Weight: 1260g Shaft Diameter: 8mm .