ELK KDA030 crane motor 1.long life,preciously fabricated surface 2.low noise,smooth, ... , which makes goods not shaking.3.MotorHigh performance,high torque,motor itself ensures quick heat dissipation, and resistance to high voltage ... , small size, strong output power,and high operation frequency.4.Electromagnetic brakedirect current brake possesses strong braking force.Bolt controls braking ...