Originally Posted by
scoho
I'm guessing almost everyone here uses a master link, no?
Well,
No.
Until the narrow Derail road chains for 10/11 cog required a more secured proprietary "connecting link" "master links" were used on coaster brake applications not for FG or Derail chains "back when".
A simple chain tool will suffice to provide safe & positive chain installation for any drive-train flavor from 1890 until the 10 cog derail era.
-Bandera