The E&C M4/M16 Receiver Spring Set is a reliable upgrade and replacement component for your M4 or M16 airsoft rifle. Whether you’re performing routine gearbox maintenance or building a custom AEG, this spring set delivers the durability you expect from E&C’s engineering.
Key Features
- Universal M4/M16 compatibility – fits standard AEG gearboxes
- Quality E&C construction – proven performance in skirmish and milsim builds
- Essential replacement component – ideal for gearbox maintenance
- Budget-friendly pricing – upgrade your rifle without breaking the bank
- Reliable spring action – consistent performance across multiple uses
Real-World Use Cases
Perfect for players performing routine gearbox maintenance, restoring older AEGs, or building new platforms from scratch. Whether you’re a skirmisher maintaining your primary or a milsim player preparing backup systems, this spring set ensures your rifle cycles smoothly.
Technical Specifications
- Brand: E&C
- Model: M4/M16 Receiver Spring Set
- Compatibility: M4/M16 AEG platforms
- SKU: MP123
Compatibility & Upgrades
This spring set is designed for standard M4/M16 gearbox configurations. Ideal when replacing worn springs or upgrading your internal mechanics. Always inspect your gearbox before installation to ensure proper fit.
UK Legal & Site Notes
All internal components are legal under UK airsoft regulations. Always verify site requirements before competition play.
Order your E&C M4/M16 Receiver Spring Set from Airsoftdirect UK today and keep your AEG running smoothly.





