Unicel SC3-SR100 Replacement Filter Cartridge for 102 Square Foot Sta-rite 100TX， 100GPM-TX， 100TXR， T-100TX， T-100TXR， PTM100<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Diameter: 8 11/16-inch; length: 25 11/16-inch</li><li>Top end cap: open， 4-3/16-inch inner diameter; bottom end cap: open with 12 concentric slots， 4-3/16-inch inner diameter</li><li>Pleat count: 195; filter media: 3-ounce reemay 2033; filter area: 102 square feet</li><li>Get more efficient filtration and better water clarity with Unicel filters</li><li>Longer time between cleanings; meets oem specifications</li></ul></div><img src="http://ecx.images-amazon.com/images/I/314z9rEN7tL.jpg" noproxy>