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.
24 Inch transaxle. Fits Viper Fang 20HD, Fang 24T/26T/28T (replaces VF81600)
Fits Nilfisk Advance VF81600PJ (alt # vf81600pj)This part is listed as fitting the following models: