Description
Model: MOD M120 Manufactured by: MODIFY Parts
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- This upgrade will give u a more reliable spring with better consitancy over the crono, and also upgrades your fps.
- m100=310-340 fps
- m110=330-380 fps
- m120=380-405 fps
- m130=405-420 fps
- m140=420-450 fps
- m150=450-500 fps
