fullhouse Posted December 3, 2011 Share Posted December 3, 2011 just bought an m4 11707 and when in move it up and down, i here a click i assume its from the gas pistons but is this normal. thanks don Quote Link to comment Share on other sites More sharing options...
shot Posted December 3, 2011 Share Posted December 3, 2011 Yes, that is normal. Quote Link to comment Share on other sites More sharing options...
Unobtanium Posted December 3, 2011 Share Posted December 3, 2011 Normal. Pistons moving. Quote Link to comment Share on other sites More sharing options...
Super33 Posted December 4, 2011 Share Posted December 4, 2011 Yes, it's brand new. Shoot it some and it'll slow down. When it's broken in it won't make the new sounds. If that makes any sense... Quote Link to comment Share on other sites More sharing options...
Guest val_b Posted December 5, 2011 Share Posted December 5, 2011 good choice.. yup it's normal. it made me anxious too.. Quote Link to comment Share on other sites More sharing options...
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