Plan: 10mm submachine gun drum magazine

Plan: 10mm submachine gun drum magazine is a plan in the Fallout 76 update Nuclear Winter.

Location
The plan is sold by the following vendors:
 * Responder Responder vendor bot - Morgantown station and Charleston station.
 * Raider vendor bot - Sutton station and Sunnytop station.

Unlocks
This plan unlocks crafting of the drum magazine mod for the 10mm submachine gun at a weapons workbench.