Quick Connect Sets Inc.: QDB11, QDB12, Price Each (part# QDB10)
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>Brass construction provides long service life</li>
<li>Double seal socket connection on second seal</li>
<li>Instant closure on reverse flow check valves</li>
<li>Non-interchangeable oxygen and fuel gas connectors</li>
<li>Spring-loaded locking mechanism responds to fingertip action and achieves a gas-tight connection</li>
</ul>
</div>
</br></br></br></br></br></br></br></br></br></br>

</br></br></br></br></br></br></br></br></br></br>
<img src='http://ecx.images-amazon.com/images/I/41hkb%2Bk5NvL.jpg' noproxy></br>