Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Stygian Chain Greaves Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Stygian Chain Greaves suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Stygian Chain Greaves is part of the transmog set Tower Ascendant's Battlegear (Hunter, Shaman and Evoker only). The other 16 pieces:
Boneshatter TreadsID 172323 · Armor - Mail · item level 175"An exceptionally well crafted piece of armor worthy of being empowered by the Runecarver."
Items Numbered Next to Stygian Chain Greaves
Blizzard numbers items as they are created, so the named items next to ID 186366 (186361 to 186371) were usually added in the same batch as Stygian Chain Greaves: the same quest line, zone, vendor or reward set.