CowboyStudio Professional Mount Rail Block Rod Clamp Rig for 15mm Rod DSLR Rig Rail System Follow Focus<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"> One (1) Rod Clamp </span></li><li><span class="a-list-item"> DSLR rig connector with 1/4" thread </span></li><li><span class="a-list-item"> Fit all 15mm rod system. </span></li><li><span class="a-list-item"> There's a spacer between the knob and the clamp， this can protect the clamp and the knot from scratch. </span></li><li><span class="a-list-item"> With precise design， small size and durable. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31eNlZLHw0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41%2B4ktv8zDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41lMRSEiQRL.jpg" noproxy>