He’s being intentionally wreckless by saying this at all, but especially now.
GOPe would just rather have the whole abortion issue taken care of, one way or the other. Most don’t really care about the issue, they consider it a distraction.
People need to read beyond the headlines. He specifically said that he wouldn’t support nuking the filibuster for such a ban, which means that it isn’t possible in reality even if it were possible in theory.