First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
Related
Pertinacious Legplates Game Data
Appearance
In the Appearances collection, Pertinacious Legplates is listed as Boss Drop. Appearance IDs: 29759, 29767, 29906, 31868. 6 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 Pertinacious Legplates Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Pertinacious Legplates suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Pertinacious Legplates is part of the transmog set Eagletalon Battlegear (Hunter 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 140871 (140866 to 140876) were usually added in the same batch as Pertinacious Legplates: the same quest line, zone, vendor or reward set.