Gear:they are innovated symmerrical arrayedhighspeed synchronous gears,and are made from international standard gear steel. compared with common gears,theyare more wearable and steadier,andmore laborsaving.

Chain:adopts high strong chain and high precision welding thchnology,meet international standard,fits for gusty.

Overload:work conditions,takes your hands a better feeling,multi-angle operation.

Hook:made of high-class alloy steel,it has high strenght and high security.

Components:main components are all made of high class alloy steel, with high precision and security.

Framework:slight design and more beautiful,with less weight and smaller work area.

Plastic Plating:by adopting advanced plsastic plating technology inside and outside,it looks like a new one after years of operation. 

Encloser:made of high-classed steel,more firmly and dexterous.