In Wrath of the Lich King it is item level 200 and requires level 80. In MoP Classic it is item level 200, requires level 80 and sells to vendors for 1c.
In the Appearances collection, Hateful Gladiator's Felweave Handguards is listed as Vendor. Appearance ID: 10865. 1 other item wears the same appearance:
Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Hateful Gladiator's Felweave Handguards Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Hateful Gladiator's Felweave Handguards suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Transmog Sets
Hateful Gladiator's Felweave Handguards is part of the transmog set Hateful Gladiator's Felweave Armor (Warlock only). The other 10 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Hateful Gladiator's Felweave Handguards Fits
Other Items Named Hateful Gladiator's Felweave Handguards
1 other item in the current build is also called Hateful Gladiator's Felweave Handguards. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Hateful Gladiator's Felweave Handguards
Blizzard numbers items as they are created, so the named items next to ID 42015 (42009 to 42021) were usually added in the same batch as Hateful Gladiator's Felweave Handguards: the same quest line, zone, vendor or reward set.