Nikon RT-1 Tripod Collar Ring for AF-S NIKKOR 70-200mm f/4G<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"> Nikon RT-1 Tripod Mount Ring for 70-200mm f/4G Lens </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/410e6jYE73L.jpg" noproxy>