KNS AR15 Post Sight Pack， Black<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"> 3 square post—widths: .034， .052， .072 </span></li><li><span class="a-list-item"> 3 round dot post—diameter: .034， .052， .072， </span></li><li><span class="a-list-item"> One V-notch &amp; inverted </span></li><li><span class="a-list-item"> All Metal Construction </span></li><li><span class="a-list-item"> Made in the U.S.A </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41mFkj0GN%2BL.jpg" noproxy>