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DayZ M4-A1 Rail Handguard weapon attachment item image
AttachmentsHandguards

M4-A1 Rail Handguard

The M4-A1 Rail Handguard is a very rare military handguard attachment for the M4-A1 in DayZ. It reduces dispersion by -0.000125, improving M4-A1 accuracy by about 8.33%, and allows a Universal Flashlight to be mounted.

Quick item summary

CategoryAttachments
SubcategoryHandguards
Compatible weaponsM4-A1
Size2x1
Weight470 g

Quick answer

The M4-A1 Rail Handguard is a weapon attachment for the M4-A1 assault rifle in DayZ. Like other handguards, it reduces the weapon's dispersion cone to improve accuracy. On the M4-A1, it lowers base dispersion from 0.0015 to 0.001375, giving an accuracy improvement of about 8.33%. It provides slightly less dispersion reduction than the M4-A1 MP Handguard, but it adds rail-based attachment support, including the Universal Flashlight.

In-game description

“A rail handguard for M4-A1 assault rifle. Allows mounting of additional accessories.”

Main Uses

  • Attach to the M4-A1 to improve accuracy
  • Reduce the weapon's dispersion cone
  • Add rail-based attachment support to the M4-A1
  • Mount a Universal Flashlight for low-light use
  • Use for M4-A1 builds focused on utility and accessory compatibility
  • Pair with M4-A1 buttstocks, optics, suppressors, and magazines for a complete rifle setup

How to use this item

Attach to an M4-A1

Equip the M4-A1 Rail Handguard onto an M4-A1 to reduce dispersion and unlock rail-based accessory support.

  1. Find an M4-A1.
  2. Find the M4-A1 Rail Handguard.
  3. Drag the handguard onto the M4-A1 attachment slot.
  4. Attach a Universal Flashlight if you want a weapon-mounted light.

How to get M4-A1 Rail Handguard

  • Search military loot locations.
  • Check high-value military areas, barracks, tents, checkpoints, and military containers.
  • Loot players carrying M4-A1 rifles or military weapon attachments.

Spawn info

MilitaryVery Rare
  • • The M4-A1 Rail Handguard is a very rare military attachment.
  • • It is compatible with the M4-A1.
  • • It reduces dispersion by -0.000125.
  • • It allows the Universal Flashlight to be attached.
  • • It comes in Black and Green variants.

Important notes

  • The M4-A1 Rail Handguard only fits the M4-A1.
  • It reduces dispersion by -0.000125.
  • It improves M4-A1 accuracy by about 8.33%.
  • The M4-A1's base dispersion is 0.0015.
  • With the M4-A1 Rail Handguard attached, dispersion is reduced to 0.001375.
  • It provides less dispersion reduction than the M4-A1 MP Handguard.
  • Its main advantage is rail accessory support.
  • It allows a Universal Flashlight to be mounted.
  • It takes 2 inventory slots and weighs 470 g.
  • It is a very rare military loot item.
  • The M4-A1 Rail Handguard is based on the real-life Knight's Armament Company KAC RAS rail system.