AEG Irregular-Pitch Coil Spring for Tokyo Marui (S120+)
Modify Airsoft AEGs coil spring with irregular-pitch for the Tokyo Marui is designed for enhanced performance. Precision manufactured of the high-grade piano with high durability and strength, the Airsoft AEGs Spring is easy to install to offer airsoft players who demand very consistent FPS.
Modify AEG Spring (S120+) / Velocity (fps) / Test Report...view more
|Modify||ave. Velocity (fps)
(springs tested were in brand new condition)
|ave. Velocity (fps)
(springs tested after shooting 30000 pcs of BBs)