The Nilfisk IVB9 industrial vacuum cleaner motor head base plate for motor fan unit part to fit in.
The Attix 9 series of vacuum cleaners includes the Nilfisk-ALTO Attix 965-21 SD XC and the Nilfisk-ALTO Attix 961-01
As postage is capped at a maximum of $20! Maximise the saving on postage and buy several Puregiene toilet rolls a box of Tissues and some soap or maybe some packets of dustbags, or a hose or a new floor tool, or some other accessories!