MTW Compatibility Guide

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The MTW is designed to be a modular platform with highly interchangeable parts within the MTW-Spec family, with real steel firearms, and with AEGs when possible. The chart below can help you answer compatibility questions among different components and MTW series.

FeatureMTW-M4 (Billet, Forged)MTW-9MTW-308MTW-ShotgunArticle Series
Barrel (Inner)AEGAEGAEGAEGAEG
Barrel (Outer)MTWMTWMTWMTW Gen-12MTW
Body PinsReal Steel M4Real Steel M4Real Steel 308Real Steel 308Real Steel M4
Bolt CatchMTWMTWMTWMTWMTW
BuckingAEGAEGAEGMTW Gen-12AEG
Buffer TubeReal SteelReal SteelReal SteelReal SteelReal Steel
Charging HandleReal Steel with modificationReal Steel with modificationReal Steel with modificationMTW Gen-12N/A
Contact Yoke MTWMTWMTWMTWMTW
ElectronicsMTWMTWMTWMTWMTW
EnginesINFERNO/REAPERINFERNO/REAPERINFERNOHAVOCINFERNO/REAPER
Feed Tube1MTW M4MTW-9MTW-308MTW M4MTW M4
Flash Hider14mm CCW14mm CCW14mm CCWMTW Gen-1214mm CCW
Grips2Real SteelReal SteelReal SteelReal SteelReal Steel
Hop up MTWMTWMTWMTW Gen-12MTW
MagazinesMTW/AEG (M4)ASG EVOMTW/AEG (SR25/308)MTW/AEG (SR25/308)MTW/AEG (M4)
Rails3AEGAEGAEGMTW Gen-12AEG
Receiver (Lower)MTW M4MTW-9MTW-308MTW-308MTW M4 
Receiver (Upper)MTW-M4MTW-M4MTW-308MTW Gen-12MTW-M4
Selector Switch MTWMTWMTWMTWMTW
Springs, Pins and DetentsReal Steel M4Real Steel M4Real Steel M4Real Steel M4Real Steel M4
Triggers MTWMTWMTWMTWMTW
WRAITH Stocks MTWMTWMTWMTWMTW
  1. Three generations of feed tube exist. For more details, see this article. ↩︎
  2. If storing battery in or running air line through grip, modification is needed. See video. ↩︎
  3. MTW barrel nut only compatible with MTW rails. Most AEG rails and Real Steel barrel nuts are compatible. ↩︎