Attached Link: http://gachidom.a-auc.net/gachidom.htm

gachidon has some like that - not that exact one, but free ones for ankles & feet separate.  Plus there is a new morphing one for V4 on that page, rather funky which is making the rounds of the special galleries.

(Don't worry about the first page in Japanese - suppose it's the "Warning: 18-years ..." just click the FreeStuff link)