• Raiments of the Iron Council
• Item Level 226Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Cloth
• Chest
• 314 Armor
• +99 Stamina
  +81 Intellect
  +57 Spirit
• Blue Socket
  Red Socket
• Socket Bonus: +6 Haste Rating
• Durability 100 / 100
• Requires Level 80
• Equip: Improves haste rating by 70.
  Equip: Increases spell power by 115.
• 
• Sell Price: 8 55 2

Source

This item drops from Assembly of Iron in the 25-man version of Ulduar.

Patch changes

• Patch 3.1.0 (14-Apr-2009): Added. 
  

External links

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