AC wall adapter piece number reference?

Hi,

I need to know the exact piece number of reference for the connector that goes into the gumstix?

I bought one but the connection is not good and I don't want to buy another AC wall adapter cut it and stick it to my usb cable ;)

Any suggestion ?

http://gumstix.com/store/catalog/product_info.php?cPath=28&products_id=70&osCsid=32c2a5e3018698ca56c6e0edd587a819

kapare