Supension files Polypro Ultimate® for drawer are very resistant; Ideal to clasify higher quantity of documents and heavy loads. With a thick a durable polypropylene for a maximum resistance; the files are guaranteed for 20 years. Reinforced base (ridged base): strong and perfect uphold of documents inside. Extra strong assembly system (rip proof assembly): polypropylene riveted around the bar and welded finish; Metal bar and rivets. Metal press studs linking system. Box of 10 suspension files. Bleu