in the subject so that I can guide or give an explanatory guide on how to implement new stoles or wings with movement or static wings. To this I also want to change the option of the stoles and leave them with a fixed bonus ahem: human half hp or hp monster
if you're talking about the sash/acce system, there's a guide within the archive how to implement it.
But if you want to modify it:
you'll need to take a look at CItemManager::CreateItem function. (there you force attributes when the item is created.)