Tasty looking ribs. I love beef ribs. In fact I don't know why they aren't as popular as pork ribs, because they taste so darn good. Those are some nice cuts you got there--usually I get ones from Walmart with barely any meat on them.
Lovely cooker you got; must be a lot of fun using it!
18.5" WSM, Hasty-Bake Suburban, OTG 22.5", "Antonio" Bandera, Mini WSM