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SHS M90 Upgrade Spring for AEG


Should give you roughly 330 fps depending on gun. Gave one of my aegs 325 fps the other started at 335 but it eventually cooled of to 327 fps. Perfect for UK / Irish FPS restrictions, or US CQB.
Date Added: 12/16/2012 by John Henry
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Disclaimer: All airsoft guns, gas blowback guns, spring guns are NOT real firearms. All airsoft guns sold to US customers are affixed with an orange tip permanently.