In The Burning Crusade it is item level 146 and requires level 70. In Wrath of the Lich King it is item level 146, requires level 70 and sells to vendors for 1c. In MoP Classic it is item level 146, requires level 70 and sells to vendors for 1c.
Read from the World of Warcraft client build files.
How Vengeful Gladiator's Leather Gloves Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Vengeful Gladiator's Leather Gloves suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Similar Items
The 10 items nearest to Vengeful Gladiator's Leather Gloves (item level 33) in item level among Armor > Leather, Hands slot, from item level 29 to 35.
Items Numbered Next to Vengeful Gladiator's Leather Gloves
Blizzard numbers items as they are created, so the named items next to ID 33700 (33695 to 33705) were usually added in the same batch as Vengeful Gladiator's Leather Gloves: the same quest line, zone, vendor or reward set.