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.
In the Appearances collection, Brutal Gladiator's Redoubt is listed as Vendor. Appearance ID: 9145. No other item uses this appearance, so it is unique to Brutal Gladiator's Redoubt.
Read from the World of Warcraft client build files.
How Brutal Gladiator's Redoubt Compares
Who It Suits
In their in-game specialization descriptions, these specs name shields among their preferred weapons:
Protection Warrior: Axe, Mace, Sword, and Shield
Holy Paladin: Sword, Mace, and Shield
Protection Paladin: Sword, Mace, Axe, and Shield
Elemental Shaman: Mace, Dagger, and Shield
Restoration Shaman: Mace, Dagger, and Shield
Similar Items
The 10 items nearest to Brutal Gladiator's Redoubt (item level 34) in item level among Armor > Shield, Shield slot, from item level 31 to 37.
Blizzard numbers items as they are created, so the named items next to ID 35073 (35068 to 35078) were usually added in the same batch as Brutal Gladiator's Redoubt: the same quest line, zone, vendor or reward set.