• Mag'hari Chieftain's Staff
• Item Level 251Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
  
• Staff
• Two-Hand
  
• Speed 3.10
• 392 - 725 Damage
• (180.2 damage per second)
• +97 Stamina
  +101 Intellect
  +136 Spirit
• Blue Socket
  Blue Socket
• Socket Bonus: +7 Spell Power
• Durability 120 / 120
• Requires Level 80
• Equip: Improves haste rating by 136.
  Equip: Increases spell power by 657.
• 
• Sell Price: 28 98 70

Source

This item drops from Deathbringer Saurfang in the 10-man version of Icecrown Citadel.

Patch changes

• Patch 3.3.0 (08-Dec-2009): Added. 
  

External links

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