HPA adaptor (typ PBS) KWA/KSC thread

<p>The adapter is used to connect the HPA system to your GBB airsoft weapon. You replace the reservoir valve and replace it with the HPA quick coupling – a gt; the PBS compatible QD coupling we have on offer.</p>
<p>Made of high quality stainless steel.</p>
<p>CAUTION! This is a stack adapter for use with PBS QD couplings that are not self-closing.</p>
<p>Threaded versions for KWA / KSC trays.</p>