Worn Hoof

Source
This item drops from:
 * Talbuk Patriarch in Nagrand
 * Bach'lor in Nagrand
 * Spectral Stallion in Karazhan
 * Talbuk Thorngrazer in Nagrand
 * Skeletal Stallion in Netherstorm
 * Talbuk Sire in Netherstorm
 * Talbuk Doe in Netherstorm
 * Spectral Charger in Karazhan