Have added them to my business contacts.
I've only been using them for a couple of weeks but the fit is good and they are as good as OEM.
Electronic function card kit. Fits Clarke Focus II L17, L20, L20 Boost, Focus II S20 (replaces 9097042000)
Fits Nilfisk Advance 9100000176 (alt # 9100000176)This part is listed as fitting the following models: