Canon Macrolite Adapter 67<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"> Compatible with Canon MR-14EX and MT-24EX Speedlites. </span></li><li><span class="a-list-item"> For attaching them to the Canon 100mm f2.8 L Macro IS USM EF lens. </span></li><li><span class="a-list-item"> 67mm thread for attaching to the filter thread of the lens. </span></li><li><span class="a-list-item"> Weight is approx 20 grams. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41CL5aXPSBL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/310tw3NngGL.jpg" noproxy>