Plumb Bob
Updated: Aug 04, 2026
Borderlands 4

Borderlands 4Plumb Bob

The perfect cast.
  • Content
    Murders & Acquisitions
  • Weapon Type
    Shotgun
  • Rarity
    Legendary
  • Manufacturer
    Ripper
  • Elements
    Kinetic
    Fire
    Shock
    Corrosive
    Cryo
    Radiation

Plumb BobAll Details

God Roll
Plumb Bob (Shotgun-BL4)
Copy Plumb Bob Code
About
Variants
Parts
Changelog

Plumb Bob - About

The Legendary Shotgun Plumb Bob is manufactured by Ripper and comes from the Borderlands 4 Murders & Acquisitions Bounty Pack.

Plumb Bob - Unique Ability

Plumb Bob - Variants

  • Elements
    Kinetic
    Fire
    Shock
    Corrosive
    Cryo
    Radiation
  • Listed Projectiles
  • Shot Cost
  • Weapon Parts
    variants
    fixed parts
  • Firmware
    possible
    none
  • Splash Anoints
    possible
    none

Plumb Bob - Shotgun Parts

Weapons usually get one part per group, but sometimes multiple or none. Numbers in the top-right  indicate the range of parts a group can have.
Parts usually have equal drop chances, or it's indicated nearby.

Plumb Bob - Changelog

Plumb BobHow to get it?

Murders & Acquisitions Bounty Pack
General Farming Guidance

To collect and equip the Legendary Plumb Bob, you need to own the BL4 Murders & Acquisitions Bounty Pack.

Murders & Acquisitions items in Borderlands 4 can only come from dedicated source. Here’s your quick start guide:

Farming Preparations

  1. Identify the Best Source: The Sources below are generally ranked from best to worst. Make sure to complete any required quests and be aware of Source Restrictions.
  2. Locate the Source: Make sure you have unlocked the Location.
  3. Equip Your Character: Equip your character to easily overcome enemies.
  4. Set Spawn Point: Locate the nearest Save Station to use as your spawn point.

Bonus Tips

  • Combine Runs: Get more loot per run by integrating nearby sources into your farming route.
  • Track Progress: Track your runs to more precisely predict drops and more clearly monitor progress. Additionally, time your runs to see how tweaks affect your farming efficiency.
  • Speed it up: Explore shortcuts and boost your movement speed to minimize travel time. Also, aim to shorten your time to kill with higher DPS or big damage bursts.
  • Realistic Expectations: Be patient and persistent when farming. Despite precise, verified drop rates, your actual runs might exceed or fall short of inferred expectations.

Plumb BobDrop Rates

  • Skank Eyes
    9%
Bonus Chance: +2% × UVH
Phosphene: 0.3% + 0.1% × UVH
Big Encore: 30%, Phosphene: 1.5%

Plumb BobAll Sources

Skank Eyes
boss

Skank Eyes

Boss
The Toxic Scowl