PC Peripherals Suggestion for cabby :help

[sbuch]

My Budget 6~6.5 K
my choices at hand
1. CM Scout 2 (gunmetal)
2. Nzxt Phantom 410
3. Corsair 400 R

getting from MD Computers Kolkata.....
if possible kindly suggest other places in kolkata to get a nice cabby

 

[singh_ak47]

My vote goes to Corsair 400r.

 

[Revolution]

I really don't get this.
If budget is 6.5K then why not Corsair 500R ?