Yes that is that from the video, I liked it definitely something to add to my collection of prehab exercises. The cossak is good, never really put it in there with any frequency so I'm going to try what the Diesel Crew guys suggested.
And no that was not at Benning when I was there, damn!
According to the equation that Wendler gives I'd be at a 410 DL.
"And for crying out loud. Don't go into the pain cave. I can't stress this enough. Your Totem Animal won't be in there to help you. You'll be on your own. The Pain Cave is for cowards.
Pain is your companion, don't go hide from it."