Opticron Rubber Objective Lens Covers 50mm OG S Pair fits models with Outer Diameter 56~58mm<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"> Fits tube with outer diameter 56-58mm </span></li><li><span class="a-list-item"> Friction fit over objective lens tubes </span></li><li><span class="a-list-item"> Easily removable </span></li><li><span class="a-list-item"> Protects lenses from dust/dirt </span></li><li><span class="a-list-item"> Hang down when binocular is in use </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41%2BXq5E9DxL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41-l-8oO3QL.jpg" noproxy>