from the guys at centralds ;
Hello Gavin Cato,
Thanks for your inquiry.
5D mark2 need to cool the CMOS but the inner structure of 5D mark2 is troublesome to cooling modify.
And currently we are cooling modify only 40D,50D.
Yes we ship to Australia via EMS.
Best regards,
Yun Lee
http://www.centralds.net
3F, 20-3 YongDu-Dong Jung-Gu,
DaeJeon City, South Korea
tel: +82-42-321-5862 fax:+82-42-253-5065