40 years' experience. We are manufacture materials: nylon size: 10.5mm,12mm,3mm,3.5mm,4mm,5mm USEFULL: pull time>20000times Taizhou Lift Sling Net Belt Factory has more than 40 years' experience. We can supply different types of slings. Our main products include polyester webbing slings, polyester round slings, polyester cargo lashing, super slings, flat slings, flat webbing slings, flat web ...