EXP Calvary II Stock attachment in MW4
The EXP Calvary II Stock is a stock attachment (“Heavy Stock”) that community sites list for one weapon: Wz.55 Striga. CODMunity lists a stat change on 1 of them; the largest is vertical recoil −23% on the Wz.55 Striga (better). No popular build that CODMunity lists uses it.
Community-reportedggranked and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the EXP Calvary II Stock
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 |
|---|---|---|---|
| Wz.55 Striga | SMG | vertical gun kick (large, better), horizontal gun kick (large, better), ADS idle sway (large, better), ADS gun bob (large, better), hip gun bob (large, worse), vertical recoil (large, better), horizontal recoil (large, better), and crouch movement speed (moderate, worse), and 10 more |
What the EXP Calvary II Stock changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| Wz.55 Striga | Vertical recoil | 56.1 | 43.2 | −23% (better) |
| Horizontal recoil | 19.1 | 14.7 | −23% (better) | |
| ADS speed | 196 ms | 220 ms | +12% (worse) | |
| ADS movement speed | 3.54 m/s | 3.22 m/s | −9% (worse) | |
| Sprint to fire speed | 96 ms | 104 ms | +8% (worse) | |
| Movement speed | 5.06 m/s | 4.86 m/s | −4% (worse) | |
| Sprint speed | 6.46 m/s | 6.33 m/s | −2% (worse) |
Smaller changes are left out of the table: 11 other stats on the Wz.55 Striga.
How it ranks among stock attachments
Its largest change on each weapon, compared with the other stock attachments the source lists that stat for.
- Wz.55 Striga: its large vertical recoil change (better) is in the lower half of 3 stock attachments.
Pros and cons the sources list
None reported, which is different from having none.
Popular builds that use the EXP Calvary II Stock
No popular build listed by CODMunity uses the EXP Calvary II Stock. That says nothing about how it performs; most listed attachments are in no popular build.
Frequently asked questions
What does the EXP Calvary II Stock do in MW4?
CODMunity lists 18 stat changes for it across 1 weapon: 7 better and 11 worse. The largest is vertical recoil −23% on the Wz.55 Striga (better).
Which weapons can use the EXP Calvary II Stock?
Community sites list Wz.55 Striga. Activision has not published a compatibility list.
Is the EXP Calvary II Stock in a popular build?
No. None of the popular builds that CODMunity lists uses it.