2mm Electromagnetic Cartridge (Fallout 4)

The 2mm electromagnetic cartridge is a type of ammunition for use in weapons in Fallout 4.

Characteristics
Much like in Fallout 2; 2mm EC rounds are used by the incredibly powerful Gauss Rifle but are also exceptionally rare and expensive.

Weapons using this ammunition

 * Gauss rifle
 * The Last Minute

Locations

 * Sold by Ronnie Shaw at The Castle after completing the quest Old Guns.
 * Sold by Arturo Rodriguez at the Diamond City market.
 * Sold by Myrna at the Diamond City market.
 * Sold by Percy at the Diamond City market.
 * Sold by Daisy in Goodneighbor.
 * Sold by KL-E-0 in Goodneighbor.
 * Sold by Proctor Teagan on The Prydwen.