Suppressors Gemtech Sandstorm 1st Rd Shift Update **

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Minuteman
  • Apr 12, 2001
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    Took the Gemtech out today with the Bighorn Arms rifle and zeroed up my new Nightforce High Rev F1 scope ... so I thought it would be a good chance to test the first round shift with the cold Gemtech Sandstorm.

    After zeroing the Nightforce with the TBAC Suppressor on the Rifle, and then before leaving moving to the Sandstorm I fired 5 rounds to note any shift from one shot to the others.

    Today, there was virtually No shift experienced from one round to the others. The group was approximately 1" off center just slightly at 2 O'Clock but all rounds were touching each other. The group was strung a bit vertical, but otherwise they were all connected. We didn't have that first round flyer as experienced earlier shooting this suppressor.

    So, it would appear the Sandstorm is tightening up and coming into its own.
     
    Re: Gemtech Sandstorm 1st Rd Shift Update **

    Thanks, LL. Good to hear as I just ordered one.

    Any insight as to why this can would show less shift as it's fired more? I've had some shooters try to explain similar results with other cans, but they seemed to just be parroting what they'd heard from others...internal pressure dynamics, suppressor "seasoning", uneven fairy dust application, etc.
     
    Re: Gemtech Sandstorm 1st Rd Shift Update **

    I have no explanation, other to say it appears to be getting better the more i use it...

    I won't even attempt to explain it... if you watch the video I posted of the Bighorn rifle, where I zeroed the Nightforce F1 w/ hi rev turrets, the first 3 shots were fired from the cold rifle, with the cold can and they were easily less than .3 MOA. It was was a really nice 3 round group to start off zeroing the scope. The TBAC exhibited no changes from one shot to any others.

    Clearly the Gemtech had some form of 1st round shift, however like stated, that appears to be diminishing... why, because it is.