In The Burning Crusade it is item level 159 and requires level 70. In Wrath of the Lich King it is item level 159, requires level 70 and sells to vendors for 1c. In MoP Classic it is item level 159, requires level 70 and sells to vendors for 1c.
Read from the World of Warcraft client build files.
How Brutal Gladiator's Scaled Helm Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Brutal Gladiator's Scaled Helm suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Transmog Sets
Brutal Gladiator's Scaled Helm is part of the transmog set Brutal Gladiator's Scaled Armor (Paladin only). The other 16 pieces:
Items Numbered Next to Brutal Gladiator's Scaled Helm
Blizzard numbers items as they are created, so the named items next to ID 35090 (35085 to 35095) were usually added in the same batch as Brutal Gladiator's Scaled Helm: the same quest line, zone, vendor or reward set.