Pentair 270004 Black Bulkhead Union Set Replacement Clean and Clear Plus Pool and Spa Cartridge Filter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Bulkhead union set replacement</li><li>Fits Pentair Clean &amp; Clear Plus pool and spa cartridge filters</li><li>Available in black color</li><li>Measures 1-1/2-inch by 2-inch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41iw5So1-8L.jpg" noproxy>