Socket A Clip to hold down waterblock..

I was wondering where I could find a good clip with nylon bolts which holds down the cpu water block in the socket. Im also looking for a cheap one but still works like all the others.
Where can I find these at??

BTW- Im starting my own watercooling setup, already got a custom gpu block made, now I just need the clip and I will have a cpu block complete.

http://www.dangerden.com/images/misc_hardware/shd_thumb.jpg

Can try that. It is available at Danger den. http://www.dangerden.com/mall/Misc_Hardware/rbx_acces.asp

JT