Hi,
I have five pieces of GM5 chip for sale - each for 10,- EUR plus postage 3,50 EUR (in EU).
Or all five pieces for 40,- EUR (free postage).
Paypal accepted.
Or you can use eBay (but for higher price)
http://www.ebay.de/itm/Ploytec-GM5-preprogramed-chip-for-GM5x5x5-/191618010925?pt=LH_DefaultDomain_77&hash=item2c9d52cf2d