Read from the World of Warcraft client build files.
How Kor'kron Elite Skullmask Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Kor'kron Elite Skullmask suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Transmog Sets
Kor'kron Elite Skullmask is part of the transmog set Barbed Assassin Battlegear (Rogue only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Kor'kron Elite Skullmask Fits
Other Items Named Kor'kron Elite Skullmask
6 other items in the current build are also called Kor'kron Elite Skullmask. 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 105138 (105133 to 105143) were usually added in the same batch as Kor'kron Elite Skullmask: the same quest line, zone, vendor or reward set.