Originally Posted by dealt_with
I don't think lower back exercises are particularly helpful for something like the deadlift where those muscles require isometric strength. I think once you have your deadlift technique right you never have to worry about your back, it's the lever at your hips doing all the work, it's all glutes and since your back is always neutral you have no worries. I just don't think the dynamic exercises for the lower back would have any real transfer to maximal isometric strength for the lower back.
Was this to me? If so all of the exercises except reverse hypers have the lower back in isometric contraction if they're done correctly.