ELK KDA030 crane motor 1.long life,preciously fabricated surface 2.low noise,smooth, stable operation 3high performance ELK KDA030 unbuffered crane geared motor1.Reduction gearThe gear box is made of cast iron(FC25) with high tension, and manufactured by computer numerical control machinery(CNC LATHE&CNC machining center),which lead it to accurate precision. The gear is made of Ni-Cr-Mo alloy ...