Anti-mat. rifle custom bolt
When applied, it increases the rifle's rate of fire by 20%.
- Gun Runners - sold by Vendortron.
- The Prospector's Den - sold by the merchant there, who will appear after the den is cleared out of raiders.
- 188 trading post - sold by the arms merchant.
- Nellis Air Force Base - sold by the Boomer munitions manager, who is located in the Mess hall & munitions storage building.
- Occasionally sold by Dale Barton.
- Oddly enough, it can sometimes be sold by Chet (Fallout: New Vegas).