newegg offers the Xigmatek eXTREME Silent Series XSF-F1252 120mm Case Fan 4-Pack
in Black, model no. CFS-SXGJR-KU3, for $9.99
with free shipping
. That's $2.50 per fan and tied with our mention from three weeks ago as the lowest total price we could find for this quantity, although we saw them for $2 less in March. These fans run at 1500 RPM and feature fluid circulative bearings and 45.2 CFM air flow.