Best RM277 Build
Battle Rifle
Anti-armor rounds and low horizontal recoil make it great on open maps.
Season Reorientation · community and patch-note picks · updated October 10, 2026
RM277 builds
RM277Warfare
- Barrel
- Whale Shark Barrel Combo
- Muzzle
- Sandstorm Vertical Compensator
- Foregrip
- Resonant Ergonomic Grip
- Rear Grip
- AR Heavy Tower Grip
- Grip Base
- Balanced Grip Base
- Mag Assist
- Grizzly Full P.Mag Assist
- Panels
- Hornet Handguard Panel
- Optic
- Combat Red Dot Sight
RM277-Warfare-6KMFSPS05E7GMC01NIUGETo use a code, open the weapon in the armory and import it. Codes can stop working after balance patches; check the attachments after importing.
Who can use it
Warfare:Engineer· Operations: every operator
Operators that run the RM277
- UluruEngineerPosition builder. Drop cover, hold it with a longer-range rifle and flush campers out with fire.Warfare: RM277, QJB201 · Operations: AUG, M7
- N-TwoEngineerControl engineer. Slow enemies and vehicles with cryo, then pick them off with a mid-range rifle.Warfare: RM277, M7 · Operations: AUG, M7Added · Summer 2026
Other battle rifles
Tips
- In Operations, upgrade your ammo's penetration before spending on attachments.
- Recoil control attachments matter more than range on most maps; long barrels are for open lanes.