Supreme Hydroponics 14640 Air Stone Fits Standard 3/16-Inch Airline Tubing, 4-Inch
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>4 Inch in length</li>
<li>Fits standard airline tubing</li>
<li>Silica-based composite material</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/31WvGId-FqL.jpg' noproxy></br>