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.
Key switch kit. Fits Viper Fang 18C, 20, Fang 20HD, Fang 20T, Fang 32T
Fits Nilfisk Advance VF82153 (alt # vf82153)This part is listed as fitting the following models: