Originally Posted by JimHnSTL
Bob wire fence stretcher.

Any chance you grandfather was a teacher of some sort and this was made to illustrate basic mechanics of gearing?
Or a sales prop for someone to show clients?

All in all I have no clue.

It's too flimsy for a wire stretcher. For a good tight wire, I have one of these that's been in the family for many years. It's not on the original rope.
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These also work very well although with this you have to pull most of the slack out before you can hook it up. The block and tackle will pull a lot more slack.
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