Quote:
Originally Posted by BearJew
ok ummm well i have a gear box that shoots 400-500 and i want to drop it into my m4 but i need to figure out what weight i need to make shoot around 350
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PM a gun doc they'll be able to get the gun shooting 350 or less on .2's or maybe be able to tell you what spring to put in it if you want to give it a go, all you need to do is change a spring.
lots o' how 2s on the interweb