Choker of Barbed Reins

• Choker of Barbed Reins
• Mythic
• Item Level 50
• Binds when picked up
• Neck
• +5 Stamina
• +11 Critical Strike
• +7 Mastery
• Equip: Taking damage has a chance to instantly deal 15,000 Physical damage to nearby enemies.
• Requires Level 40
• Sell Price: 23 57

Source

This item drops from Attumen the Huntsman in Return to Karazhan.

Patch changes

• Hotfix (2016-11-14): The damage from the equip effect of Choker of Barbed Reins should scale down in Timewalking dungeons.
  
• Patch 7.1.0 (2016-10-25): Added.
  

External links

• Wowhead
• WoWDB