XT-100 attachment in MW4
The XT-100 is a laser attachment (“Flashlight”) that community sites list for 3 weapons: Krait P68, .50 GS, and Mojave .357. CODMunity lists a stat change on 3 of them; the largest is movement speed +2% on the Krait P68 (better). No popular build that CODMunity lists uses it.
Community-reportedggranked and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the XT-100
Activision publishes no compatibility list; 2 community sources report these 3 weapons. No weapon level is reported.
| Weapon | Class | Weapon level | Stats with a listed change |
|---|---|---|---|
| Krait P68 | Pistol | ADS idle sway (large, better), ADS gun bob (large, better), hip gun bob (moderate, better), movement speed (minor, better), crouch movement speed (minor, better), strafe speed (minor, better), firing movement speed (minor, better), and ADS movement speed (minor, better) | |
| .50 GS | Pistol | ADS idle sway (large, better), ADS gun bob (large, better), hip gun bob (moderate, better), movement speed (minor, better), crouch movement speed (minor, better), strafe speed (minor, better), firing movement speed (minor, better), and ADS movement speed (minor, better) | |
| Mojave .357 | Pistol | ADS idle sway (large, better), ADS gun bob (large, better), hip gun bob (moderate, better), movement speed (minor, better), crouch movement speed (minor, better), strafe speed (minor, better), firing movement speed (minor, better), and ADS movement speed (minor, better) |
What the XT-100 changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| Krait P68 | Movement speed | 4.99 m/s | 5.09 m/s | +2% (better) |
| ADS movement speed | 3.68 m/s | 3.72 m/s | +1% (better) | |
| .50 GS | Movement speed | 4.92 m/s | 5.02 m/s | +2% (better) |
| ADS movement speed | 3.51 m/s | 3.55 m/s | +1% (better) | |
| Mojave .357 | Movement speed | 4.96 m/s | 5.06 m/s | +2% (better) |
| ADS movement speed | 3.58 m/s | 3.62 m/s | +1% (better) |
Smaller changes are left out of the table: 6 other stats on the Krait P68, 6 other stats on the .50 GS, and 6 other stats on the Mojave .357.
Changes across weapons
The stats it changes on 3 weapons, with the lowest and highest change.
| Stat | Weapons | Lowest change | Highest change | Verdicts |
|---|---|---|---|---|
| Movement speed | 3 | +2% | +2% | 3 better, 0 worse |
| ADS movement speed | 3 | +1% | +1% | 3 better, 0 worse |
| ADS idle sway | 3 | −40% | −40% | 3 better, 0 worse |
| ADS gun bob | 3 | −25% | −25% | 3 better, 0 worse |
| Hip gun bob | 3 | −10% | −10% | 3 better, 0 worse |
| Crouch movement speed | 3 | +2% | +2% | 3 better, 0 worse |
| Firing movement speed | 3 | +2% | +2% | 3 better, 0 worse |
| Strafe speed | 3 | +2% | +2% | 3 better, 0 worse |
How it ranks among laser attachments
Its largest change on each weapon, compared with the other laser attachments the source lists that stat for.
- Krait P68: its minor movement speed change (better) is the only one listed.
- .50 GS: its minor movement speed change (better) is the only one listed.
- Mojave .357: its minor movement speed change (better) is the only one listed.
Pros and cons the sources list
None reported, which is different from having none.
Popular builds that use the XT-100
No popular build listed by CODMunity uses the XT-100. That says nothing about how it performs; most listed attachments are in no popular build.
Frequently asked questions
What does the XT-100 do in MW4?
CODMunity lists 24 stat changes for it across 3 weapons: 24 better and 0 worse. The largest is movement speed +2% on the Krait P68 (better).
Which weapons can use the XT-100?
Community sites list Krait P68, .50 GS, and Mojave .357. Activision has not published a compatibility list.
Is the XT-100 in a popular build?
No. None of the popular builds that CODMunity lists uses it.