Notably, there are internal stringers on the LOX tank side of this section (it’s currently upside down), indicating that SpaceX is adding these for increased strength and rigidity in the LOX tank. (2/6)

📸: @BocaChicaGal for NSF pic.twitter.com/a4SBfZDc3y

— The Ringwatchers (@Ringwatchers) June 14, 2022