Anyone know what this thing is for?

[bluex]

A safety lock? Anywhere it could go to keep the jack from coming back down?

 

[1997chevydriver]

A safety lock? Anywhere it could go to keep the jack from coming back down?

Nope, its got safety latches for up and down....

 

[1997chevydriver]

Trans?

You are correct sir!

I talked to my uncle. He used to own one just like this one and he said it is a Trans jack. It also was used to lift rear axles too.

 

[ouray19]

The red part looks like it would be a good cheater bar...........