Hayward SP1074S 2-Inch Slip Sight Glass<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>In-line sight glass replacement</li><li>2-inches socket</li><li>Fits Hayward VariFlo control valve</li><li>Weighs 39.1 pounds</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41BXYH9iv5L.jpg" noproxy>