9mm SMG Drums

The 9mm SMG drums is a weapon mod sold in Fallout: New Vegas.

Effects
This mod adds 30 rounds to the 9mm SMG's ammunition capacity, from 30 to 60.

Locations
Sold by:
 * Alexander, 188 trading post
 * Blake, Crimson Caravan Company
 * Cliff Briscoe, Novac
 * Dale Barton, The Fort
 * Great Khan armorer, Great Khan armory in Red Rock Canyon
 * Vendortron, Gun Runners kiosk