ULTRALIGHT 30MM SCOPE MOUNT， EXTENDED<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"> Rear ring is pushed forward 1" for better eye relief </span></li><li><span class="a-list-item"> Designed for mil-spec upper receivers with 1913 Picatinny rail </span></li><li><span class="a-list-item"> 6061 T6 extruded aluminum construction </span></li><li><span class="a-list-item"> MIL-A-Type 3 black hard-coat anodize </span></li><li><span class="a-list-item"> Ridged and lightweight; Made in the USA </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31-L8yto7cL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31nSzl7wqmL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/315eKL-QovL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/318lX4JoOSL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31NzDKAbsgL.jpg" noproxy>