... Stainless steel, PVC, aluminium & mild steel tubes. Stamping type, semi precision, precision sealed & stainless steel bearings. Female ... Stainless steel, PVC, aluminium & mild steel tubes. Stamping type, semi precision, precision sealed & stainless steel bearings. Female ... stable turning, suit for most of chain-drive conveyor. Applicable conveyor type: Chain drive conveyor Travel Goods: Carton, drum, ...