Quiet Athlon II Cooler for NAS

[Chipstik]

I'm building a NAS box from spare parts I have lying around, and all is well apart from the stock AMD cooler I have is a tad too loud. Can anyone recommend a cheap-ish decent quiet cooler?

 

[Chipstik]

I think i'm going to go for this:

http://www.overclockers.co.uk/showproduct.php?prodid=HS-027-SY

Any objections?