Lonex AEG Tune-Up Spring M140
- Non-linear spring design reduces stress, wear and tear for your gearbox
- Made of high-quality and stainless spring steel
- Designed for all version Airsoft AEG gearboxes
- Average muzzle velocity: 140 m/s (459 fps)
- Brand: Lonex Technology
FPS estimate based on average power output with 0.20 g BBs. Exact FPS result may vary based on alignment, installation, inner barrel, cylinder, and other factors.