Worth mentioning that the armour guide has the citizen's arms and boots transposed faction wise - at amiable (which I reached today) the hat and boots become available, the arms will be the next step up.
Not seen a mention of this anywhere else either - bear in mind the power sources add extra procs of varying types:
I suspect there might be a higher tier available with ally faction (along with a shield or two), but I've yet to get that far! The vendor is Trader Hyalunes in Katta's market square.