Features:
- Irregular Pitch Spring Coils: Variable Tension. Reduces stress, wear and tear for your Gearbox.
- Strength: Made out of Stainless Steel. Increased tension and durability. Tension lasts 50% longer than other leading brands.
- Compatibility: Designed for all version Airsoft AEG gearboxes.
Manufacturer: Matrix
FPS Output: 290-370 FPS (Results can vary based on many different factors, FPS results are never dependant solely on your spring)
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