CAMVATE Lens Support 15mm Rod Clamp Rail Block fr DSLR Rig Rod Support Rail System<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"> The Lens Support is made of hign aluminum. You can vary the height of the support by the adjustable knob in the middle， until it meets the lens. Standard 15mm diameter 60mm distance between holes rail rod clamp allow you to mount it on rails of any 15mm rail rig. The arc interface comes with the rubber gasket which protect your lens from danger. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41SYpLpL7bL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41MnJzbUjIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41gEUPSI4LL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ASDJI5wBL.jpg" noproxy>