Below, you can find the full FFXIV: Heavensward item info for the Steel Mainspring item. This item is a Part and is usually a crafting material or the product of a craft. Sometimes it can be dropped from a monster or found in a chest.
Metal Ore Stone Gemstone Parts
 |
Steel Mainspring |
|||
|
Part Level: 1 |
Item Level: 160
NPC:  47 |
|||
|
A coiled ribbon of steel commonly used in clockwork creations to perpetuate motion. |
||||