Primal Gladiator's Leather Helm is part of the transmog set Primal Gladiator's Leather Armor (Rogue 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 Leather Helm Fits
Other Items Named Primal Gladiator's Leather Helm
2 other items in the current build are also called Primal Gladiator's Leather 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 Leather Helm
Blizzard numbers items as they are created, so the named items next to ID 115925 (115920 to 115930) were usually added in the same batch as Primal Gladiator's Leather Helm: the same quest line, zone, vendor or reward set.