- "Always be prepared with a shortened lightweight barrel that significantly improves sprint to fire time."
- — Gunsmith Description
The Combat Barrel is an attachment in Call of Duty: Black Ops 6. It is a Barrel attachment, exclusive to the Marine SP Shotgun. It exchanges the ability to reload single shells for the ability to reload the entire ammo capacity of the Marine SP in a single go, alongside reducing the delay between sprinting and firing but at the cost of a reduced ammo capacity.
| Weapon | Unlock Level | Positive Stats | Negative Stats |
|---|---|---|---|
| Marine SP | Level 30 | - 61% Reload Quickness (5.58 to 2.16 seconds) - 43% Empty Reload Quickness (6.18 to 3.5 seconds) |
- 33% Magazine Ammo Capacity (6 to 4 ammo capacity) - 11.11% Multiplayer Starting Reserve Ammo (18 to 16 reserve) |