[MTL]

you can buy them at these places online.....
http://www.toyeast.com/
http://www.tokyotekki.com/
http://www.toysnjoys.com/bitcharg.html
http://www.jdmtoys.com/
http://www.sigmaautomotive.com/TechieMon/bitchar-g.html
http://www.driftkingshop.com
http://mini-zone.dinball.com/catalog/default.php
theres lots more where that came from,...but some of those are the most popular places to get them