ST1-C ST1-P ST2-C models have numerous accessories to make them even more functional: KIT PC-1: the PC-1 kit includes and useful multifunctional side with drawers, designed to be installed on our wheeled vacuum cleaners. KIT PC-1 BS: useful functional side, to be equipped with accessory drawer. ST-PT: paper holder. ST-MPO: accessory shelf. AWW: waste basket.