Roger

Roger is a merchant located at the Nuka-Cola factory in Salt Lake (40:3). If you bring him a suitable rare part, he can upgrade your equipment for a price.

There is a limit of one upgrade per item.

To upgrade your armor/weapon, you have to wear it/have it in your active weapon slot.

The exact cost of an upgrade depends on the type and tier of the item you're looking to improve.

Tier	Cost
I	25,000
II	50,000
III	100,000
IV	200,000
V	600,000
VI	3,000,000

Available gear upgrades

The table below shows the rare parts that Roger requires to add specific armor/weapon perk to your gear.

Image	Rare part	Source	Armor upgrade	Weapon upgrade
	Optic Scope	Infinity mines Level 1	N/A	Scoped
	Polymers	Infinity mines Level 2	Shock Protection	N/A
	Goretex	Infinity mines Level 3	Firegecko Enhancement	N/A
	Carbon Polymer	Infinity mines Level 4	Regeneration	N/A
	Recoil Absorber	Infinity mines Level 5	Laser Reflector	N/A
	Cylindrical Rotary Lock	Infinity mines Level 6	N/A	Damage per Bullet
	Electric Motor	Vault 12	N/A	Bonus Max Damage
	Delinker Mechanism	The Tunnel	N/A	Bonus Attack Speed
	High-Tech Gunpowder	Abbey	N/A	N/A
	Auto-Trigger	Area 51‎	N/A	Killing Spree
	Engine	Warehouse‎‎	Mirror System	N/A
	Semi Trigger	Tanker Basement‎‎	N/A	Fast Trigger
	Gun Control Module	The Temple	N/A	Destroyer
	Microchips	Laboratory X7‎	Thwart Block	N/A
	Mine Parts	Cathedral‎ Mariposa Military Base	N/A	N/A
	Capacitors	Mariposa Military Base‎‎	Utility	Smasher!
	Ceramic Plate	Talchem California HQ‎‎	Fill The Gaps	N/A
	Kevlar	Glow	Heavy	N/A
	Plasma Accelerator	Vault 15‎	Defensive Belt	Lethal Damage
	Wires	Waterworks‎‎	N/A	Penetrate
	Plasma Transformer	Slavery Vault‎	Bonus Move ; Speed Mechanism	N/A
	Electrical Transformer	Hawthorne Military Base	N/A	More Critical
	Steel Plate	Paradise Valley‎	Bonus Luck	Spiked
	Leather Hide	Ares Rocket Silo	Cured ; Survivalist	N/A
	TX-28 Microfusion Pack	Ares Rocket Silo	Special Force Bonus	N/A
	Advanced Polymers	Vault 13	Bonus Strength ; Bonus Endurance	N/A
	HiFlo Hydraulic Systems	Vault 13	Tesla Addition	Poisonous
	Unique Plasma Parts	Vault 14	N/A	Bonus Critical Power
	Polycarbonate	Vault 41	Bonus Intelligence ; Bonus Agility	N/A
	Electromagnetic Mechanism	Vault 41	N/A	Long Range
	Glass Polymers	Sierra Army Depot	Bonus Perception ; Bonus Charisma	N/A
	Electric Amplifier	Sierra Army Depot	Sneaky	N/A
	Enhanced Servomotors	Navarro	Anti-Thermal System	N/A
	Rotary Chamber	Navarro	Iron Skin	Chip Shot
	Advanced Shell	Event Encounter	Defense Enhancement	N/A
	Carbon Polymer Barrels	Lost Signal tier I	Penetration Protection	Bonus Min Damage
	T-51b Shell	Lost Signal tier II	Advanced Plate	N/A

See also

• Weapon perks
• Armor perks