ALTO KEW Gerni Pressure Washer 20mm Packing Seal Kit

I have just THREE of these 20mm packing seal kit, I have no idea what pressure washer they are for, they may be SKU 260801 as well as the Nilfisk SKU 700260801

At the moment standard postage within Australia, is capped at a maximum of $25, so maximise the saving on postage and buy something in related items below!