Pakuti webbing duplex slings , aliyense ali ndi nkhawa zosiyana za izo, ndipo zomwe timachita ndi kukulitsa zofunikira za malonda a kasitomala aliyense, kotero ubwino wa ma webbing duplex slings wathu wakhala akulandiridwa bwino ndi makasitomala ambiri ndipo amasangalala ndi mbiri yabwino m'mayiko ambiri. Lishenflex webbing duplex slings ali ndi mawonekedwe ake & magwiridwe antchito & mtengo wampikisano, kuti mumve zambiri pazambiri zapaintaneti za duplex , chonde omasuka kulumikizana nafe.