That is actually a v1, with an RDA, which is why it is so pricey (and it's not it stock).Here's a new one. At that price I don't think you'll find a used one. You could try clones from fasttech and 3fvape as well. Around 50 for a clone and the only authentic I found is worth more than my car.
https://www.vapesbyenushi.com/hardware/armor-mods-armor-mech-full-black-edition-full-package/