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nyc71 · January 25, 2013, 10:30 PM

Yes, I used the one that came with the upper.
Btw it comes with two spring, either rifle or carbine setup.

January 25, 2013, 10:30 PM	#17
nyc71 Member Join Date: May 26, 2011 Posts: 57	Yes, I used the one that came with the upper. Btw it comes with two spring, either rifle or carbine setup.