Fallout 3 and Fallout: New Vegas
AKA Mule. You can carry an additional 50 lbs. of equipment for each level of this Perk.”— In-game description, Fallout
 Fallout, Fallout 2, Fallout Tactics and J.E. Sawyer's Fallout Role-Playing Game
With each rank of this Perk, you can carry an additional 50 lbs. of equipment. With three ranks, you can carry a total of 150 pounds more gear.
 Fallout 3 and Fallout: New Vegas
With this perk, you can carry an additional 50 lbs. of equipment. This perk also stacks with Burden to Bear if you have it. It will raise your carry weight beyond 300 lbs.
- With the add-on Honest Hearts, this perk allows you to bring 100 lbs of equipment with you, through a speech check with Jed Masterson.
- With this perk and 10 Strength you can carry up to 300 lbs before becoming overencumbered.
- With the add-on Lonesome Road, when combined with a Strength of 10, Burden to Bear, the NCR Courier duster and the Hoarder trait, you can achieve a carrying weight of 400 pounds.
With each rank of this Perk, you can carry an additional 50 lbs. of equipment. With three ranks, you can carry 150 pounds more pounds of gear.