When buying a hand -pulling gourd, how to choose the specification that suits you

Select the tonnage with appropriate specifications according to the needs of usage. The tonnage is large and small. The rated load and test load and the interrupted load should be clearly divided. Select the specifications strictly in accordance with the rated load, not overloaded; repeatedly pull the fiber zipper several times when used to check whether the chain is slippery. As a manufacturer, you must check whether the chain can be intact before leaving the factory, and whether the rise height can be correct;

The third point is more important. Don't just look at the price. If it is bundled, you can choose cheaper, because you may not need it once. If the frequency of use is relatively high, it is an important cargo for itself, then it is recommended to choose a higher price position, thick cover, high gear strength, high safety factor, saying that popular points are durable.