Aqua Kleen AK-8002 Unicel Replacement Filter Cartridge for Swimming Pool and Spa<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>75 sq. ft.， 10 1/16" OD， Open Hole: 6" Top， Open Hole: 6" Bottom， 16 1/8" Long， AK-8002</li><li>Exact Fit for Unicel: C-9407</li><li>Exact Fit for Pleatco: PAP75-4</li><li>Exact Fit for Filbur: FC-0685</li><li>Guaranteed Perfect Fit - Extremely Durable - Wash &amp; Reuse - Most Energy Efficient - Withstands High Pressures &amp; Temperatures</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41OcbRQ81PL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/513E0Vb%2BK6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51%2BdSXWlg5L.jpg" noproxy>