If you folks really want to gamble:

$SPX 2920/2900/2880 put fly or 2910/2900/2890. Haven't checked the price. 

What I like better is an iron condor sale 2900/2910/2900/2890 (sell 2900/2910 call side and 2900/2890) put side. Last I saw these were $9.20. I am watching this.