HJQM-01 conveyor design/used conveyor belting: 1.OD:42mm,W ... ,Height:17.5mm 3.fast delivery,competitive price HJQM-01 conveyor design/used conveyor belting:1.OD:42mm,W: ... divided into two types:Plastic and steel single-teeth series and Double-tooth sprocket roller(stacked or positive driven ... tretment:zinc-plated,chromeplate,Nickel-plated,Rubber-covered HJQM-01 conveyor design/used conveyor belting