Smallest diameter wheel that will fit the front w/o a spacer?

[OH3 Cobra]

I am currently running a 15 inch Billets pecialties front wheel with a spacer. Just curious as to what is the smallest diameter wheel I can use to clear the caliper with a skinny

 

[Mr.Venom]

Are you asking what size wheel you can run without a spacer?

 

[OH3 Cobra]

Are you asking what size wheel you can run without a spacer?

Yeah I'm sorry I shoulda been more specific