Help finding a thread

Kills me to write this but I have wasted an hour looking. I was reading about someone who’s team had been using sprockets in drilled holes in tubing as a climber/elevator. Anyone have a link to the thread?

Could this be it?

Might be thinking of 1756: https://youtu.be/fGDAuo3j02Q?t=41

2 Likes

Thanks, it was the Argos. here was the video I think I must have stumbled across.

This topic was automatically closed 365 days after the last reply. New replies are no longer allowed.