Eshopps Bio Cup R Filter media basketNew toESHOPPS Bio Cup R, (Rectangular) media cup is designed to be used in place of a standard 4×7 filter sock.ESHOPPS Bio Cup Rall acrylic construction & high flow water channels allow for any type of filtration media such as, floss, ceramic media, carbon, or GFO.Bio Cup Rfits perfectly into anyESHOPPS4x7 filter sump(s) sock cradle and easily accommodates stacking different media types in a tower style filtration method.Bio Cup Ris reusable and easy to insert & remove for servicing.SpecificationsDimensions -7.5 x 4.5 x 7″Weight -1 lbTank Usage -up to 180 g. maxMax GPH -500 gphFeaturesEasy to insert & removeHigh flow designCompatible with all ESHOPPS filter sumps equipped with 4×7 rectangular filter sock cradle.