CARBINE · Battlefield 6 Meta
GRT-BC Best Loadout & Attachments
AThe current best GRT-BC build for Battlefield 6: full attachment list with unlock levels and tier rating, for Multiplayer and REDSEC.
Updated 2026-09-11
GRT-BC — Long ranges
Updated 2025-10-15
| Slot | Attachment |
|---|---|
| MUZZLE | DOUBLE-PORT BRAKELevel 14 |
GRT-BC — REDSEC · Long ranges
Updated 2025-11-08
| Slot | Attachment |
|---|---|
| BARREL | 10" FULLLevel 4 |
| MAGAZINE | 36RND MAGAZINELevel 15 |
| UNDERBARREL | CLASSIC VERTICALLevel 29 |
| MUZZLE | COMPENSATED BRAKELevel 18 |
| ERGONOMICS | IMPROVED MAG CATCHLevel 6 |
| SCOPE | RO-M 1.75X |
Grinding mastery on the GRT-BC too? GRT-BC mastery milestones
GRT-BC loadout FAQ
What is the best GRT-BC loadout in Battlefield 6?
The current best GRT-BC build (Long ranges) runs: DOUBLE-PORT BRAKE (MUZZLE). The full table above includes every slot and unlock level.
What tier is the GRT-BC in the current Battlefield 6 meta?
The GRT-BC currently sits in A Tier — Meta of our Battlefield 6 tier list, which is refreshed after every balance patch.
What weapon level do you need for the best GRT-BC loadout?
The highest attachment in this build unlocks at GRT-BC weapon level 14. Until then, run the lower-level attachments in the same slots and swap in the final pieces as you level up.
When was this GRT-BC loadout last updated?
This build was last verified on 2026-09-11. We re-check the entire Battlefield 6 tier list after every balance patch.