Last summer I drove 4 automatic hubs, I prefer the Torpedo Sachs A2110.
I like these hubs and I want to tell you something about them.
The link to the English document of the a2110:
http://torpedo-coasterbrake.com
Easy o find.
The link to the German Spare Part List:
https://scheunenfun.de
The Button is "F&S-Dokumente", next side below to:
Numerische Einzelteileliste Sachs 1981
The link to my Hubbrother and the years of the hubs:
https://700c.dk/?hub-production-date
Regards Don Torpedo