Primal Gladiator's Plate Helm is part of the transmog set Primal Gladiator's Plate Armor (Warrior only), which the Appearances collection lists in 2 versions. The other 6 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Primal Gladiator's Plate Helm Fits
Other Items Named Primal Gladiator's Plate Helm
2 other items in the current build are also called Primal Gladiator's Plate Helm. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Primal Gladiator's Plate Helm
Blizzard numbers items as they are created, so the named items next to ID 115963 (115958 to 115968) were usually added in the same batch as Primal Gladiator's Plate Helm: the same quest line, zone, vendor or reward set.