Quote:
Originally Posted by wKnight
I dont know who told you that a tight bore causes a decrease in fps but they are full of it. I have a 6.04mm systema in mine and i saw a 15-20 fps increase.
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I've got a TN 6.04 tightbore in mine and noticed similar results.
On a side note the "bolt" (nozzle on other brands) in the ICS M4's often gets cracked around the rings that hold it to the tappet plate. It also cracks at the tip. Perhaps this is causing some fps loss?