Michael Bennett should absolutely hold out if the Seattle Seahawks refuse to pay him. It shouldn't even be a question for the NFC West club.
Bennett is a key to the best defense in football. He's redefined his position and Seattle's scheme. That's the same scheme that's made the Seahawks an NFL powerhouse.
Just pay the man, already.
Bennett has already hinted he'll hold out if he doesn't get a new deal. He made the claim during an interview with Khon 2 while rightly claiming he's outgrown the terms of his current deal:
Of course, I think I’ve outplayed the contract that they gave me.