• Black-Iron Battlecloak
• Item Level 120Disenchants into:
  [Void Crystal]: 1-2
• Binds when equipped
• Back
• 101 Armor
• Requires Level 70
• Equip: Improves critical strike rating by 30.
  Equip: Increases attack power by 60.
• 
• Sell Price: 3 70 63

Source

This item drops from Doomwalker in Shadowmoon Valley.

Patches changes

Patch 2.4.0 (25-Mar-2008): Changed from BoP to BoE. 

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB