Buy from Amazon.com : http://fave.co/1DH1K7o <br /><br />Kirk Quick Release Replacement Lens Collar for Nikon 80-400mm f/4.5-5.6 VR Lens (USA)<br /><br />Product Description : <br />Smooth rotation and positive lock <br />Easy grip locking knob <br />Offers maximum support and bracing <br />Machined from light weight 6061 T6 aluminum <br />Built-in Arca-Style base plate
