I'm not sure what shipping costs, but the NYKO Charge Station for Xbox 360 (comes with charger and two rechargeable controller batteries) looks pretty cheap here at $4.99 (open box but "like new"):
http://www.consumerdepot.com/products.asp?id=86025R
Note that the NYKO batteries have received somewhat mixed reviews compared to the MS product -- if you get this, make sure you remove the apparently hard to detect plastic sticker covering the battery contacts.
A few other deals from the same ad:
Xbox 360 headset (refurb?) $0.99
http://www.consumerdepot.com/products.asp?id=XBOX360-HEADSD
Xbox 360 Component HD AV cables $0.99
http://www.consumerdepot.com/products.asp?id=X801255-100B
http://www.consumerdepot.com/products.asp?id=86025R
Note that the NYKO batteries have received somewhat mixed reviews compared to the MS product -- if you get this, make sure you remove the apparently hard to detect plastic sticker covering the battery contacts.
A few other deals from the same ad:
Xbox 360 headset (refurb?) $0.99
http://www.consumerdepot.com/products.asp?id=XBOX360-HEADSD
Xbox 360 Component HD AV cables $0.99
http://www.consumerdepot.com/products.asp?id=X801255-100B