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velocity spread question

Re: velocity spread question

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: dpreston</div><div class="ubbcode-body">Could neck tension be the problem? </div></div>

Unlikely. Discount the CCB shot and the first shot of each group (2790s) and what is left is a ES of 13 and an SD around 6.