Read from the World of Warcraft client build files.
How Thunderpeak Bone Battleplate Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Thunderpeak Bone Battleplate suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Similar Items
The 2 items nearest to Thunderpeak Bone Battleplate (item level 13) in item level among Armor > Plate, Chest slot, from item level 22 to 23.
Items Numbered Next to Thunderpeak Bone Battleplate
Blizzard numbers items as they are created, so the named items next to ID 240696 (240691 to 240701) were usually added in the same batch as Thunderpeak Bone Battleplate: the same quest line, zone, vendor or reward set.