SA One Tap attachment in MW4
The SA One Tap is a muzzle attachment (“Flash Hider”) that community sites list for one weapon: Rezi 12. CODMunity lists a stat change on 1 of them; the largest is vertical recoil −3% on the Rezi 12 (better). No popular build that CODMunity lists uses it.
Community-reportedggranked and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the SA One Tap
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 |
|---|---|---|---|
| Rezi 12 | Shotgun | vertical recoil (small, better), horizontal recoil (small, better), vertical gun kick (small, better), and horizontal gun kick (small, better) |
What the SA One Tap changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| Rezi 12 | Vertical recoil | 98.5 | 95.5 | −3% (better) |
| Horizontal recoil | 17.4 | 16.9 | −3% (better) |
Smaller changes are left out of the table: 2 other stats on the Rezi 12.
How it ranks among muzzle attachments
Its largest change on each weapon, compared with the other muzzle attachments the source lists that stat for.
- Rezi 12: its small vertical recoil change (better) is the weakest of 4 muzzle attachments.
Pros and cons the sources list
None reported, which is different from having none.
Popular builds that use the SA One Tap
No popular build listed by CODMunity uses the SA One Tap. That says nothing about how it performs; most listed attachments are in no popular build.
Frequently asked questions
What does the SA One Tap do in MW4?
CODMunity lists 4 stat changes for it across 1 weapon: 4 better and 0 worse. The largest is vertical recoil −3% on the Rezi 12 (better).
Which weapons can use the SA One Tap?
Community sites list Rezi 12. Activision has not published a compatibility list.
Is the SA One Tap in a popular build?
No. None of the popular builds that CODMunity lists uses it.