As I said in a previous post since this was posted in another forum.
Tpost stepper. Attaches to the T post itself. You are not stepping on the wire attachment do no wire clip will let go.
Google it.
JW
I had to look this one up. That is really clever. A couple of those and you could cross a barbed wire fence anywhere as long as it's a t-post barbed wire fence. Unfortunately, a lot of ranches still use wood posts but the idea is still very clever.