Offset help? Flush wanted.

[JDos1]

Looking at a set of Shelby Super Snake wheels.

Specs are

19x8.5"
145mm (5.7") back spacing
+24 mm offset

19x10"
177mm (6.9") backspacing
+37mm offset


How flush will these be? What size spacers would be needed to get them flush?

Thanks for any help.