4) NEW Unicel T-380 T-380R Harmsco Replacement Swimming Pool Cartridge Filters<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>4 New Unicel T-380 Replacement swimming pool filter cartridges</li><li>6 Square Feet</li><li>Outside Diameter: 2-3/4"</li><li>Length: 9-3/4"</li><li>Top End Cap: 1-1/16" Open</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51rnAgk9lfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31OnkOtg9wL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41NC8xQ3TEL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31dPCJ7qSbL.jpg" noproxy>