AquaClear Levelling Device for Power Filters</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Fits AquaClear power filter models 20， 30， 50， 70， 110， 150， 200， 300， 500</li><li>Comes in polybag with header</li><li>Used to lever the filter against the tank to make sure the water level in the filter is not at such an extreme angle as to cause spillage</li><li>Measures 2/3-inch length by 3-1/5-inch width by 5-1/2-inch height</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/416g7Lp4RlL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/21EzpbPQmZL.jpg' noproxy></br>