Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Magnetized Leggings Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Magnetized Leggings suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Transmog Sets
Magnetized Leggings is part of the transmog set Vestments of the Red Crane (Monk only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Magnetized Leggings Fits
Other Items Named Magnetized Leggings
2 other items in the current build are also called Magnetized Leggings. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 87077 (87072 to 87082) were usually added in the same batch as Magnetized Leggings: the same quest line, zone, vendor or reward set.