Check the bark color - when it's the way you want it foil the brisket - oddes are the flat will be between 140-160. Pull when the POINT is 190. Let it take a nice long rest.
As always, this is my opinion - you're mileage will vary. :D
Southern Brethren BBQ Competition Team
"It's all about getting paid!" - Myron Mixon
"I love being hated in my hometown!" - David Hair
KingFisher Gator Rotisserie cooker, WSM, Stainless 5 burner with IR gas grill, Turkey Fryer, Weber JD Commemorative grill, slightly used Bandera chamber for future use as a cold smoker, Masterbuilt 40" insulated ELECTRIC smoker