Bruen Reaper-X attachment in MW4
The Bruen Reaper-X is a barrel attachment (“Silenced Barrel”) that community sites list for one weapon: MAR-9. CODMunity lists a stat change on 1 of them; the largest is bullet velocity +12% on the MAR-9 (better). It is in 4 popular builds that CODMunity lists.
Community-reportedwzranked, ggranked, and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the Bruen Reaper-X
Activision publishes no compatibility list; 3 community sources report this weapon. No weapon level is reported.
| Weapon | Class | Weapon level | Stats with a listed change |
|---|---|---|---|
| MAR-9 | Marksman Rifle | bullet velocity (moderate, better), damage range (moderate, better), vertical recoil (moderate, better), horizontal recoil (moderate, better), vertical gun kick (moderate, better), horizontal gun kick (moderate, better), ADS speed (small, worse), and ADS out speed (small, worse), and 11 more |
What the Bruen Reaper-X changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| MAR-9 | Bullet velocity | 670 m/s | 750 m/s | +12% (better) |
| Damage range | 100% | 110% | +10% (better) | |
| Vertical recoil | 62.0 | 57.0 | −8% (better) | |
| Horizontal recoil | 14.9 | 13.7 | −8% (better) | |
| ADS speed | 330 ms | 353 ms | +7% (worse) | |
| Sprint to fire speed | 249 ms | 259 ms | +4% (worse) | |
| Movement speed | 4.41 m/s | 4.32 m/s | −2% (worse) | |
| ADS movement speed | 2.10 m/s | 2.08 m/s | −1% (worse) | |
| Sprint speed | 5.93 m/s | 5.87 m/s | −1% (worse) |
Smaller changes are left out of the table: 10 other stats on the MAR-9.
How it ranks among barrel attachments
Its largest change on each weapon, compared with the other barrel attachments the source lists that stat for.
- MAR-9: its moderate bullet velocity change (better) is the best of 3 barrel attachments.
Pros and cons the sources list
None reported, which is different from having none.
Popular builds that use the Bruen Reaper-X
CODMunity lists 4 popular builds that use it, all for Multiplayer. The styles are Mobility and Versatile. The same builds also use magazine, rear grip, stock, laser, optic, and trigger action attachments.
| Weapon | Mode and style | Tier | Other attachments | Builder |
|---|---|---|---|---|
| MAR-9 | Multiplayer, Mobility | Very good | Magazine: 10 Round Mag, Rear Grip: Hanbit AGRS-1 Pro, Stock: Schlager HVOX-80, and Laser: SZ Gen.6 PEQ | Open in the builder: MAR-9, Mobility |
| MAR-9 | Multiplayer, Mobility with Apex Attachment | Very good | Magazine: 30 Round Mag, Rear Grip: Hanbit AGRS-1 Pro, Stock: Schlager HVOX-80, and Laser: SZ Gen.6 PEQ | Open in the builder: MAR-9, Mobility |
| MAR-9 | Multiplayer, Versatile with Apex Attachment | Very good | Magazine: 30 Round Mag, Rear Grip: Hanbit AGRS-1 Pro, Stock: LM Scout VX-9, and Laser: SZ Gen.6 PEQ | Open in the builder: MAR-9, Versatile |
| MAR-9 | Multiplayer, Versatile | Very good | Optic: ZLR Type C, Trigger Action: Mil-56.9 Heavy Trigger, Rear Grip: Schlager PLM-S9, and Laser: SA LAZ-500 | Open in the builder: MAR-9, Versatile |
Builds are community-reported and unverified.
Frequently asked questions
What does the Bruen Reaper-X do in MW4?
CODMunity lists 19 stat changes for it across 1 weapon: 6 better and 13 worse. The largest is bullet velocity +12% on the MAR-9 (better).
Which weapons can use the Bruen Reaper-X?
Community sites list MAR-9. Activision has not published a compatibility list.
Is the Bruen Reaper-X in a popular build?
Yes. CODMunity lists it in 4 popular builds, on MAR-9.