Marineland Penguin Rite-Size Cartridge A， 1 pk (PA0135)</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Rite Size Cartridge A meet the absolute highest standards of water purification</li><li>Fits Penguin 100B， Bio-wheel Mini and Penguin 99B power filter</li><li>This preassembled cartridge slides easily into place</li><li>Providing superior mechanical and chemical filtration and making replacement fast， dry and effortless</li><li>Debris and waste particles are trapped and water is chemically filtered through Marineland' s Black Diamond premium activated carbon</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/61u%2BbDrGH6L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/515AIZokwoL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31XYKKBMIPL.jpg' noproxy></br>