Kwa 4 chain lifting sling , aliyense ali ndi nkhawa zapadera za izo, ndipo zomwe timachita ndi kukulitsa zofunikira za malonda a kasitomala aliyense, kotero kuti khalidwe lathu la 4 chain lifting sling lalandiridwa bwino ndi makasitomala ambiri ndikusangalala ndi mbiri yabwino m'mayiko ambiri. Lishenflex 4 chain lifting sling ili ndi mawonekedwe & magwiridwe antchito & mtengo wampikisano, kuti mumve zambiri za 4 unyolo wokweza gulaye , chonde omasuka kutilumikizani ndi ife.