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Old February 11th, 2010, 03:39   #93
cjboi's Avatar
Join Date: Oct 2009
Location: manitoba
would that be equivalent to an m4 or m16 inner barrel? I have prometheus spring and a systema cylinder kit in my gearbox. but i notice that the FPS is everywhere. like 340 and sometimes 300. why is it like that? does anyone know?

Originally Posted by R.I.T.Z View Post
your silencer is about 150mm add that to the length of your inner barrel which is about 240mm so anywhere up to 390mm total length should be ok, though I'd suggest checking out in detail the length of your inner and silencer, in Millimeters. most silencers i've seen run 3/4 to full length under the silencer
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