Gear:they innovated symmetrical arrayed high speed synchronous gear and made from international standard steel. more strong and steadier.

 

Chain:adopt high strong chain and high precision welding technology, meet ISO international standard. Fit for heavy and overload working conditions, take your hands a better feeling,

 

Hook:made of high-class alloy steel, it has high strength and high security, by using new design, weight will never escape disconnect..