Tier1 Pentair Clean &amp; Clear Plus 520 Replacement Filter Cartridge for Pleatco PCC130， Filbur FC-1978<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>AFFORDABLE REPLACEMENT: Replaces cartridges Unicel C-7472， Filbur FC-1978， Pleatco PCC130， 817-0143， 178585， R173478</li><li>INCREDIBLY SIMPLE TO USE: Easily replaces the old filter cartridge for up to 130 Sq. ft.</li><li>EXTREMELY DURABLE: Measures 32 inches (length) x 7 inches (outside diameter); top and bottom hole 3 inch diameter</li><li>FITS THE MODEL NUMBERS: Pentair Clean &amp; Clear Plus 520， Waterway Crystal Water， and Pac Fab</li><li>100% TIER1 NO WORRIES GUARANTEE: We stand behind the quality of filtration and overall performance of our Tier1 filters!</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31F4urgcWAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31F4urgcWAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51MHRJ-6m2L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41mSztCxvTL.jpg" noproxy>