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Build. Upgrade. Tune.

M4 / AEG Parts

Upgrade and customise your M4 or AEG platform with performance-focused internals, gearbox components, hop-up parts, barrels, electronics, external parts and build accessories. From routine upgrades to complete custom builds, find the components you need across the Speedsoft Direct M4 range.

Shop M4 Parts → Full M4 Hub →
Build Architecture

Upgrade. Optimise. Perform.

Gearbox Power Train
Hop-Up Accuracy
Electronics Response
External Parts Fit & Ergonomics
01
M4 Internals Internal performance components for tuning and upgrading M4 platforms. 02
Gearbox Parts Pistons, gears, cylinders, compression components and gearbox hardware. 03
Hop-Up Parts Hop units, buckings, nubs and components for improving consistency and accuracy. 04
Inner Barrels Precision barrel options for improving consistency and shot performance. 05
Electronics MOSFETs, ETUs, wiring and electrical components for improved trigger response. 06
External Parts Receivers, furniture, controls and external upgrade components. 07
M4 Pre-Builds Complete performance-focused M4 builds ready for players who want a full setup. 08
Full M4 Hub Access the complete M4 Parts structure and all specialist subcategories.
✓ Upgrade Focused
✓ Build Ready
✓ Trusted Brands
✓ Performance Parts
✓ Expert Support
M4 Performance Components

Shop M4 / AEG Parts

Browse internals, gearbox components, hop-up parts, barrels, electronics and external M4 upgrades.

Building Or Upgrading?

Match The Parts. Build It Properly.

M4 upgrades work best when the gearbox, compression system, hop-up, barrel and electronics are chosen as one complete system. If you're unsure which parts are compatible with your platform or which upgrades are worth doing first, contact us and we'll help you plan the build.

Get Build Advice Full M4 Hub
Gearbox Mechanical components for power, reliability and drivetrain performance.
Accuracy Hop-up and barrel components for improving consistency and shot placement.
Response Electronics and trigger-control components for faster and more efficient operation.
Custom Builds Parts and pre-build options for players wanting a complete performance setup.
Gearbox Parts → Hop-Up Parts → Electronics → M4 Pre-Builds →
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