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Old 10-12-2011, 09:13 AM
steve2012 steve2012 is offline
New Guy
Join Date: Mar 2011
Posts: 13
Default Re: Mr4 air problems

Ive had an,mr4 and my buddy stol does and we both had that issue...i tightened thes regulator screw and it worked for me
18" recon tactical barrel w/ supressor tip
carbine buttstock
1x30 red dot scope
4x30 ncstar courage scope
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