DEMCiflex Computer Dust Filter， 3 x 120mm OD Rectanlge， Black Frame， Black Mesh<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Extends the life of hardware by reducing dust and associated heat issues </span></li><li><span class="a-list-item"> Mounts with magnetic frame </span></li><li><span class="a-list-item"> Filter material made from high precision medical grade synthetic mesh </span></li><li><span class="a-list-item"> Easy to install and maintai. No glue， screws or tools needed </span></li><li><span class="a-list-item"> Size: 3 x 120mm OD Rectangle </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/315lMVa5OjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31F4g-Cou0L.jpg" noproxy>