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Assault Rifle

M4 MW2 Loadout

The best M4 multiplayer builds

M4
Muzzle
FTAC Castle Comp
-0.48
0.23
Barrel
Hightower 20" Barrel
-0.33
-0.24
Laser
FSS OLE-V laser
Stock
Demo Fade Pro Stock
-2.56
-0.48
Underbarrel
FTAC Ripper 56
-0.16
-0.34

M4 by Swagg

  • Barrel:

    Hightower 20"

  • Optic:

    Cronen Mini Red Dot

  • Underbarrel:

    FTAC Ripper 56

  • Magazine:

    45 Round Mag

  • Rear Grip:

    XTEN Grip
More loadouts by Swagg

M4 by Ryda

  • Muzzle:

    FTAC CASTLE COMP

  • Barrel:

    419MM EXF BARREL

  • Stock:

    TEMPUS P80 STRIKE STOCK

  • Underbarrel:

    FSS SHARKFIN 90

  • Rear Grip:

    XTEN GRIP
More loadouts by Ryda

M4 by Forrest Dump

  • Muzzle:

    FTAC Castle Comp

  • Barrel:

    419mm EXF Barrel

  • Stock:

    TEMPUS P80 Strike Stock

  • Underbarrel:

    FSS Sharkfin 90

  • Rear Grip:

    XTEN Grip
More loadouts by Forrest Dump

All attachments and where to unlock them

Muzzle

Corvus Slash Gen.2
TAQ-56
5
Dark KX30
STB 556
15
VLK Koloss Flash Hider
Kastov 545
16
Broadhead-3DP
Lachmann-556
6
Echoline GS-X
M4
3
Harbinger D20
STB 556
18
FTAC Castle Comp
556 Icarus
10
Xten Havoc 90
Kastov 545
8
Sakin Tread-40
STB 556
4
C400 Door Knocker
M16
5

Barrel

14" Carbine Shroud
M16
3
7.5" Tempus Firebrand
FTAC Recon
18
Tempus Trench Pro
M4
10
419MM EXF Barrel
FTAC Recon
6
Hightower 20" Barrel
M4
15
11.5" T-H4 Barrel
M4
4
11.5" Carbine Shroud
M16
9

Laser

SZ 1MW PEQ
SP-R 208
2
Schlager PEQ Box IV
Signal 50
3
Corio LAZ-44 V3
MCPR-300
3
FSS OLE-V laser
EBR-14
10
Canted Vibro-Dot 7
TAQ-56
10
1MW Laser Box
M4
12
Stovl DR Laser Box
Kastov 762
9
Corvus PEQ Beam-5
Lachmann-762
8
FTAC Grimline Laser
TAQ-V
5
Luminate-44
Sakin MG38
8
DXS Flash 90
RAAL MG
4

Optic

SZ Mini
Lachmann Sub
11
Cronen Mini Red Dot
FSS Hurricane
3
SZ Sigma-IV Optic
X12
4
SZ Minitac-40
SO-14
5
XRK On-Point
Bryson 890
5
DF105 Reflex Sight
Kastov-74U
10
Monocle CT90
Minibak
12
Corvus SOL-76
VEL 46
5
SZ SR0-7
M16
11
Corio RE-X Pro
.50 GS
4
SZ Lonewolf Optic
M4
2
Kazan-Holo
Kastov 545
7
Corvus Downrange-00
MX9
8
SZ Holotherm
PDSW 528
12
Xten Angel-40
TAQ-M
11
VLK 4.0
Kastov 762
4
Schlager 4X
Rapp H
12
Forge TAC Delta 4
556 Icarus
9
Cronen Zero-P
TAQ-56
4
SZ Bullseye
SO-14
20
Schlager Night View
STB 556
6
VX350 Thermal
RPK
7
Teplo-OP3 Scope
SA-B 50
9
DR582 Hybrid Sight
Sakin MG38
5
Hybrid Firepoint
Lachmann-762
14
SZ Vortex-90
VEL 46
28
BPZ40 Hybrid
TAQ-V
8
Drexsom Prime-90
FTAC Recon
12
Ares Clear Shot
SO-14
12

Stock

Ravage-8
FTAC Recon
8
Demo Fade Pro Stock
M4
19
Demo Precision Elite Factory
556 Icarus
8
Corio Precio Factory
M4
7
Demo D50 Buffer Tube
M4
14

Rear Grip

D15 Grip
M16
15
Sakin ZX Grip
M4
8
XTEN Grip
M4
16
Phantom Grip
FSS Hurricane
12
Support CP90 Grip
FTAC Recon
15

Magazine

45 Round Mag
M4
5
60 Round Mag
M4
17

Ammunition

5.56 Frangible
Lachmann-556
8
5.56 Armor Piercing
M4
9
5.56 Overpressured +P
TAQ-56
2
5.56 High Velocity
STB 556
7

Underbarrel

Xten Gravedigger
Signal 50
9
FTAC Ripper 56
Lachmann-762
6
Demo Cleanshot 40
Lockwood 300
8
Demo IMP-44 Grip
TAQ-56
6
FSS Sharkfin 90
M4
6
Agent Grip
X13 Auto
17
Bruen Sync Shot Grip
PDSW 528
22
Xten Drop Grip
STB 556
8
Phase-3 Grip
Vaznev-9k
9
Merc Foregrip
TAQ-V
6
Schlager Tango
Kastov 762
7
VX Pineapple
556 Icarus
14
OP-X9 Foregrip
EBR-14
6
Operator Foregrip
VEL 46
3
TV Wrecker Grip
HCR 56
10
Bruen Tilt Grip
TAQ-56
13
Cronen Grooveshot Grip
Bryson 800
7
Bruen Warrior Grip
Sakin MG38
12
Bipod V9 Grip
TAQ-V
19
Level Aim Bipod
SP-R 208
8
Cornerstone Bipod
MCPR-300
19
SPW 40MM
M16
13
Corvus Masterkey
Kastov 545
18

How to unlock the M4 in Modern Warfare 2?

Platform How to unlock
M4

The M4 is the first weapon unlocked of the M4 platform.
All attachments that you can unlock with the M4

Name Slot Level
SZ Lonewolf Optic Optic 2
Echoline GS-X Muzzle 3
11.5" T-H4 Barrel Barrel 4
45 Round Mag Magazine 5
FSS Sharkfin 90 Underbarrel 6
Corio Precio Factory Stock 7
Sakin ZX Grip Rear grip 8
5.56 Armor Piercing Ammunition 9
Tempus Trench Pro Barrel 10
Tempus P90 Strike Barrel 11
1MW Laser Box Laser 12
FTAC Recon Receiver 13
Demo D50 Buffer Tube Stock 14
Hightower 20" Barrel Barrel 15
XTEN Grip Rear grip 16
60 Round Mag Magazine 17
556 Icarus Receiver 18
Demo Fade Pro Stock Stock 19

Description of the M4

The flagship rifle of the M4 Platform. This reliable workhorse is a jack-of-all-trades that performs well in most combat scenarios.

Related weapons

Launch date of the M4

First introduced during the Modern Warfare 2 Beta the 16th of September. Then at the start of the game the 28 of October.