Check out either:
http://www.stores.ebay.com/id=3614179
OR
http://www.electricquarter.com
New items include dual Playstation controller to PC Adapter box, Playstation to Gamecube controller adapters, plus the hot selling xbox to PC controller adapter that works great with Halo
As always, you can find a ton of videogame tools for everything from the NES, to the gameboy SP, with everything in between, plus classic game batteries, cable adapters, RF-shielded cables, AC Adapters, new controllers, and over 500 games Each Week!