Pentair 39010200 Tank Clamp O-Ring Replacement Pool and Spa Filter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Tank clamp o-ring replacement</li><li>Fits Pentair Clean &amp; Clear Plus fiberglass reinforced polypropylene tank filters</li><li>Also fits Pentair FNS Plus vertical grid filters</li><li>Also compatible with Pentair Quad pool and spa D.E. filters</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41VPW2Q%2BEIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31uT9FNbceL.jpg" noproxy>