Mhlawumbi ungumphathi wokuthenga i-duplex webbing , okhangela isilingi sewebhu se-duplex ephezulu , kwaye uLishenflex ngumvelisi oqeqeshiweyo kunye nomthengisi onokuhlangabezana neemfuno zakho. Ayisiso isilingi sewebhu esiphindwe kabini esivelisisiweyo esinesiqinisekiso somgangatho weshishini wehlabathi, kodwa sinokuhlangabezana neemfuno zakho zokwenza ngokwezifiso. Sinikezela nge-intanethi, ngenkonzo esexesheni kwaye unokufumana isikhokelo sobuchule kwi- duplex webbing sling . Ungalibazisi ukunxibelelana nathi ukuba unomdla kwi- duplex webbing sling , asiyi kukuyekela.