... Gel Seal, Aluminum Sheet Belt Wheel, Aluminum Tray, Nylon Gear Wheel, Nylon Protection Cover, Nylon Chain Link, Nylon Wheel, Nylon Cover, Nylon Tray, Nylon ... , Nylon Bush, Rubber Impeller, Hanging Assembly, Precooling pothook, Sliding Guide Wheel and Stainless Steel Pothook.etc The products have the properties ...