Centering screw for QSC spring guide

<p>If you using QSC spring guide in your gun it can happen that your spring guide will be misalignment. This issue is mostly in guns without buffer tube screw (AK types)</p>
<p>Thanks to this screw you<strong> will eliminate this issue</strong> and your sping guide will have 100procent alignment.</p>
<p>QSC will be still fully functional.</p>
<p>Centering screw is made of C45 material (12050 steel) </p>