The game's collection data lists Wyrmstalker's Headguard as sold by 2 vendor NPCs in Townlong Steppes and Isle of Thunder. The first vendor stands at 38.0, 64.6 on the Townlong Steppes map.
Vendor NPC, zone and position come from the client's collection source tables (CollectableSourceInfo and CollectableSourceVendorSparse); coordinates are the in-game map readout.
Build history
First seen in build 5.5.4.69585 (Mists of Pandaria).
(2) Set: Steady Shot and Cobra Shot generate double the amount of focus.
(4) Set: Your Arcane Shot and Aimed Shot abilities have a chance to grant 30% haste to you and your pet for 15 sec.
Wyrmstalker's Headguard is one of 5 pieces of Wyrmstalker Battlegear, alongside Wyrmstalker's Tunic, Wyrmstalker's Gloves and Wyrmstalker's Legguards and others. Bonuses activate at 2 pieces and 4 pieces equipped.
Read from the World of Warcraft client build files.
How Wyrmstalker's Headguard Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Wyrmstalker's Headguard suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Wyrmstalker's Headguard is part of the transmog set Wyrmstalker Battlegear (Hunter only). The other 16 pieces:
2 other items in the current build are also called Wyrmstalker's Headguard. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 77030 (77025 to 77035) were usually added in the same batch as Wyrmstalker's Headguard: the same quest line, zone, vendor or reward set.