First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
Related
Spinebarb Legplates Game Data
Appearance
In the Appearances collection, Spinebarb Legplates is listed as Boss Drop. Appearance IDs: 40805, 40806, 40835, 40803. 9 other items wear the same appearance:
Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Spinebarb Legplates Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Spinebarb Legplates suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Spinebarb Legplates is part of the transmog set Lurking Defiler's Scalemail (Hunter, Shaman and Evoker only), which the Appearances collection lists in 4 versions. The other 16 pieces:
Blizzard numbers items as they are created, so the named items next to ID 174159 (174154 to 174164) were usually added in the same batch as Spinebarb Legplates: the same quest line, zone, vendor or reward set.