Yes you need V4 for that unless you want a disembodied part - the "for V4 ..." in the title is shorthand for the savvy. The Poser community tends to abbreviate like crazy.

note: cross-posted - did not intend to repeat info

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Renderosity forum reply notifications are wonky. If I read a follow-up in a thread, but I don't myself reply, then notifications no longer happen AT ALL on that thread. So if I seem to be ignoring a question, that's why. (Updated September 23, 2019)