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AirsoftPro M100 linear spring for AEG and SVD is a high-quality upgrade spring designed for AEG electric airsoft guns and manual SVD sniper rifles. It is manufactured from silicon-chromium (SiCr) alloy valve spring steel, offering excellent resistance to material fatigue. Its linear winding provides consistent performance and long service life.

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The AirsoftPro M100 upgrade spring is designed for all common AEG gearbox types and is also compatible with manual SVD sniper rifles. It is made from high-quality SiCr valve spring steel, specifically developed for springs exposed to long-term dynamic loads. The spring has been tested for more than 10,000 shots without any noticeable change in length or performance. In an unmodified airsoft gun, it typically delivers a muzzle velocity of approximately 100 m/s with 0.20 g BBs, although actual performance depends on the individual gun configuration and internal components.
The uniform coil spacing ensures consistent compression characteristics and stable performance with every shot.
Silicon-chromium alloy valve spring steel provides excellent resistance to material fatigue during prolonged use.
Compatible with all common AEG gearboxes as well as manual SVD sniper rifles.
Tested for more than 10,000 shots without noticeable loss of power or change in spring length.
A suitable choice for increasing muzzle velocity to approximately 100 m/s when using 0.20 g BBs.
| Variants | M100 |
| Body/receiver material | Metal |