Primal Gladiator's Ironskin Tunic is part of the transmog set Primal Gladiator's Ironskin Armor (Monk only), which the Appearances collection lists in 2 versions. The other 13 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Primal Gladiator's Ironskin Tunic Fits
Other Items Named Primal Gladiator's Ironskin Tunic
2 other items in the current build are also called Primal Gladiator's Ironskin Tunic. 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 Ironskin Tunic
Blizzard numbers items as they are created, so the named items next to ID 115886 (115881 to 115891) were usually added in the same batch as Primal Gladiator's Ironskin Tunic: the same quest line, zone, vendor or reward set.