ASG's Ultimate AEG Springs offer top-tier performance upgrades to airsoft AEGs.
Features & Specifications:
- MILSPEC SiCr Steel Springs are the best of the best materials available
- Progressive coiling offers a smooth and soft start when being put under tension which reduces stresso n the gearbox internals
- Closed & Grinded ends minimize potential bending of the spring under tension
- Pre-compressed springs straight from the factory greatly reduce break-in periods of the spring after installation
- Black zinc plating protects from corrosion
- Springs with M-Ratings between other common spring brands allowing for much finer tuning of desired FPS
- Color coding on the springs allow for fast and easy identification to each spring type
- Blue = M95, Springrate 0.447N/mm
- Green = M105, Springrate 0.467N/mm
- Yellow = M115, Springrate 0.519N/mm
- Orange = M125, Springrate 0.826N/mm
- Red = M135, Springrate 0.943N/mm
