AR20 Transfer port grub screw?
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21st November 2013, 03:41 PM
Join Date: Sep 2013
Member of: Greyhound & Purley Chase
With the custom made 20mm long screw ive managed to the get the gun around 780`s though the consistency isnt as good as i would have expected.
though after re-zeroing the gun did seem pretty accurate at all ranges.
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