Kirk Quick Release Lens Plate for Nikon 80-400mm f/4.5-5.6 VR & Nikon 300mm f/4.0 AFS Lens Kirk Arca Swiss Quick Release Lens Plate - Installation Screws - Kirk 5 Year Warranty Constructed out of 6061 anodized aluminum alloy with scratch resistant black satin finish Compatible with all Arca-Swiss tripod heads