Quote:
Originally Posted by Xenos-Fear
You might kill someone and reach a velocity near a real bullet if that kind of spring really exist ! Don't use it if you don't want any trouble !
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this spring exist! and no need to worry.a responsible newbie like me will always stay away from trouble.
spring pic:

transaltion from the label:
SYSTEMA ADVANCE
super torque up . gear set
teflon coating
(teaper? tipa? . spring 250% )* sorry my japanese reading ability sucks.
i installed and did test the spring in my customized CAR15 with full aluminum counterweight outer barrel and it works fine...im going to use this for backyard shooting only.so no worry about it.
cheers!