XRK Portmaster v2 attachment in MW4
The XRK Portmaster v2 is a muzzle attachment (“Balanced Comp”) that community sites list for one weapon: .50 GS. CODMunity lists a stat change on 1 of them; the largest is vertical recoil −8% on the .50 GS (better). No popular build that CODMunity lists uses it.
Community-reportedggranked and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the XRK Portmaster v2
Activision publishes no compatibility list; 2 community sources report this weapon. No weapon level is reported.
| Weapon | Class | Weapon level | Stats with a listed change |
|---|---|---|---|
| .50 GS | Pistol | 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) |
What the XRK Portmaster v2 changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| .50 GS | Vertical recoil | 45.8 | 42.1 | −8% (better) |
| Horizontal recoil | 14.4 | 13.2 | −8% (better) | |
| ADS speed | 200 ms | 212 ms | +6% (worse) |
Smaller changes are left out of the table: 3 other stats on the .50 GS.
How it ranks among muzzle attachments
Its largest change on each weapon, compared with the other muzzle attachments the source lists that stat for.
- .50 GS: its moderate vertical recoil change (better) is in the upper half of 4 muzzle attachments.
Pros and cons the sources list
None reported, which is different from having none.
Popular builds that use the XRK Portmaster v2
No popular build listed by CODMunity uses the XRK Portmaster v2. That says nothing about how it performs; most listed attachments are in no popular build.
Frequently asked questions
What does the XRK Portmaster v2 do in MW4?
CODMunity lists 6 stat changes for it across 1 weapon: 4 better and 2 worse. The largest is vertical recoil −8% on the .50 GS (better).
Which weapons can use the XRK Portmaster v2?
Community sites list .50 GS. Activision has not published a compatibility list.
Is the XRK Portmaster v2 in a popular build?
No. None of the popular builds that CODMunity lists uses it.