Description
- Made with high strength steel piano wire
- Velocity: 390-410 FPS (results will vary)
- Variable tension reduces mechanical stress in gearbox
- Enhanced durability and longevity
SHS M120 Upgrade Irregular Pitch Piano Wire Spring for AEG Airsoft Guns
The SHS M120 Upgrade Spring is designed to be used in almost any AEG gearbox. This spring uses steel piano wire for enhanced durability, reliability and longevity. The irregular pitch design reduces overall stress inside the gearbox.
Features:
- Made with high strength steel piano wire
- Velocity: 390-410 FPS (results will vary)
- Variable tension reduces mechanical stress in gearbox
- Enhanced durability and longevity
- Compatible in any AEG airsoft gun gearboxes