Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Firearrow Shoulderpads Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Firearrow Shoulderpads suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Blizzard numbers items as they are created, so the named items next to ID 105800 (105795 to 105805) were usually added in the same batch as Firearrow Shoulderpads: the same quest line, zone, vendor or reward set.