They don't sell it as part of the configuration options.
You can separately purchase whatever monitor you wish. There are now plenty of 27" 5K monitors out there. Asus, LG (for now), Viewsonic, Kuycon, others I'm probably forgetting. They're expensive as far as monitors go, but not as expensive as the Studio Display.
You can separately purchase whatever monitor you wish. There are now plenty of 27" 5K monitors out there. Asus, LG (for now), Viewsonic, Kuycon, others I'm probably forgetting. They're expensive as far as monitors go, but not as expensive as the Studio Display.