Fotodiox RB2A 49mm Macro Reverse Ring Kit w/ Nikon G &amp; DX Lens Aperture Control， Lens Cap &amp; 52MM UV Protector<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"> All metal designed Aperture Controller enables G-type and DX type lens with full aperture control in reverse mount. </span></li><li><span class="a-list-item"> Precise Thread and Camera Mount </span></li><li><span class="a-list-item"> Extreme Macro Photography </span></li><li><span class="a-list-item"> Anodized Black Finishing </span></li><li><span class="a-list-item"> 24 Month Manufacture Warranty </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41sYUej4NEL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41xknY-ZGSL.jpg" noproxy>