Need V-cube 6 internal parts

[alexhkwong]

Hi guys,
I would like to buy a replacement v-cube 6 center interlocking piece, the same small one that's shown in the picture in this other thread (black preferred but not necessary):
http://www.speedsolving.com/forum/attachment.php?attachmentid=983&d=1272367115
Anyone that has one that I can buy? Much appreciated for your help...