Read from the World of Warcraft client build files.
How Helm of Shackled Elements Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Helm of Shackled Elements suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Similar Items
The 10 items nearest to Helm of Shackled Elements (item level 13) in item level among Armor > Mail, Head slot, from item level 19 to 21.
Helm of Shackled Elements is part of the transmog set Regalia of Shackled Elements (Shaman only), which the Appearances collection lists in 4 versions. The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Helm of Shackled Elements Fits
Other Items Named Helm of Shackled Elements
1 other item in the current build is also called Helm of Shackled Elements. 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 247036 (247031 to 247041) were usually added in the same batch as Helm of Shackled Elements: the same quest line, zone, vendor or reward set.