Armasight Mounting System #4 for Day-Time Optics with 56-58.7 mm Objective Diameter (fits Cipher， Apollo， CO-MR， CO-Mini)<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"> Works with Armasight digital， thermal， and night vision clip-on systems </span></li><li><span class="a-list-item"> Fits any day-time optics with objective diameters between 56-58.7 mm </span></li><li><span class="a-list-item"> Easy to attach </span></li><li><span class="a-list-item"> No Export Outside of the United States of America without the proper Export License </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41VE-p4-CIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/415fUoTEo2L.jpg" noproxy>