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.
Clear dome lid slider gasket. Fits Viper Fang 18C, Fang 20, Fang 20HD, Fang 20T, Fang 24T/26T/28T, Fang 32T, Slider SL10BOX
Fits Nilfisk Advance VF82010B (alt # vf82010b)This part is listed as fitting the following models: