... could be freely move by manual.3)The length of chain could be designed or selected bu customers, ... are to be selected. ModelRated load(KN)Length of chainHSH-1.7575to be designedHSH-1.515to be designedHSH ... -990to be designedGenerally, you should note us the detailed of model, for example, HSH-3-6, that means rated ... load is 30KN, the length of chain is 6m,chain unit diameter is 9mm, the ...