Ade Advanced Optics 1-Inch Scope Adapter Ring/Mount with Picatinny/Weaver Top Rail for Backup/Second Laser， Anodized 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"> Precision Machined Out of Premium 6061 Aircraft Aluminum </span></li><li><span class="a-list-item"> Single Weaver-style 1 inch scope adapter </span></li><li><span class="a-list-item"> See Through Design </span></li><li><span class="a-list-item"> Weighs 0.9 ounces </span></li><li><span class="a-list-item"> 5 slots picatinny/weaver rail for backup/Second Laser， sight or light </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41kCfh7RDuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419Wm0KQo5L.jpg" noproxy>