As of now, the 17-18 salary cap is projected at $101 million and the luxury tax at $121 million:

http://basketball.realgm.com/nba/info/salary_cap


Here is a look at the Bucks' salary obligations. 1 more year of Larry Sanders' settlement/buyout being on the books ($5 million). Middleton's deal continues to be quite a bargain:

http://hoopshype.com/salaries/milwaukee_bucks/