Quote:
Originally Posted by airsoftnoob34
I am thinking about purchasing an ICS MP5 SD6 elite from Airsplat ( that's the only site with an elite SD6 version). The guns internals are supposedly all reinforced. However I would like better FPS ( somewhere in the 400's), and I don't feel comfortable changing the spring myself. 1) where could I get an upgrade. 2) If I had to change the spring myself what type of spring should I get and how would I put it in the gun.
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400 FPS for an MP5? Are you serious?