What is the smallest in-line pump I can get?

[Szech]

I'm planning on water cooling a computer that does not have enough space for a larger, submersible pump.

Thanks!

[eradda02]

try here (http://www.aquastealth.com)

[Thelemac]

My EHEIM fits rather well into my cramped case...I just put some of my smaller PCI cards behind it, and put the larger ones above it.