Marineland Penguin Rite-Size C Bio-Wheel 170, 200, 330 & 350 BULK Replacement Filter Cartridge (6-Pack)
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<b>[Product Information]</b><br>
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<li>The Rite-Size C Marineland Penguin BULK Replacement Filter Cartridge (6-Pack) is for the Penguin Bio-Wheel 170, 200, 330 & 350 Power Filters</li>
<li>For best results, change every 2-4 weeks.</li>
<li>We've removed the product from the packaging. Doing this lowers the shipping cost, and we pass on the savings with a lower product price.</li>
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