• Swift White Mechanostrider
• Item Level 40Disenchants into:
  Not disenchantable
• Binds when picked up
• Races: Human, Dwarf, Night Elf, Gnome, Draenei
• Requires Level 40
• Requires Riding (150)
• Use: Teaches you how to summon this mount. This is a very fast mount.
• Sell Price: 2 50
• Vendor 10

Source

This item can be purchased for 10 from Milli Featherwhistle <Mechanostrider Merchant> in Dun Morogh.

Patch changes

• Patch 1.4.0 (2005-05-05): Added. 
  

External links

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