NilfiskCFM 3707/10 and 3907 560mm container diameter 24 pocket Anti-Static main filter
The one shown in the picture, is the oversize 18 pocket for the smaller CFM127 and NilfiskCFM137
At the moment, standard postage is capped at a maximum of $25 within Australia, so maximise the saving on postage and buy something in the related parts below!