The ACM M150 AEG Spring (SP150) is crafted for airsoft players looking to elevate their gearbox’s power. Designed to fit compatible AEG platforms, this non-recoil, non-shell-ejecting spring delivers robust and reliable performance for advanced setups.
- Compatible with SP150 power grades
- Ideal for players seeking higher velocity builds
- Manufactured by ACM for dependable consistency
Always check your airsoft site’s FPS limits before installing high power springs.










