For those who have discerning taste and needs when it comes to fishing rods and you need to ensure that the rod will be able to withstand the torture of that cow tuna, I present to you the defacto standard in testing a fishing rod.
Just don't try this with your st croix rod ;-)
https://www.youtube.com/watch?v=x8diuLEgHjA (https://www.youtube.com/watch?v=x8diuLEgHjA)
https://www.youtube.com/watch?v=x8diuLEgHjA
That's funny :D I seen a fly fisherman fight a big trout like that ;D
Was it this guy? LOL