Tablet of Turnbuckle Teamwork

Tablet of Turnbuckle Teamwork
Item Level 138
Binds when picked up
Unique-Equipped
Trinket
+46 Mastery (3.05 at L100)
Use: Grants 168 Versatility for 20 sec.
(2 min cooldown)
Requires Level 100
Sell Price: 36 3 10
Dropped by Franzok - Blackrock Foundry.
Bonuses:

Winnable by the following class specs:
Paladin:
Warrior:
Druid:
Death Knight:
Monk:
Demon Hunter: