Tianya Pro Filter Adapter (145mm) for AF-S NIKKOR 14-24mm f/2.8G ED Nikon Lens; This adapter is specifically for the Nikon AF-S 14-24mm f/2.8G ED lens to utilize UV Circular Polarizing ND4 and ND8 filters while providing increased protection to the front lens element. The filter Kit includes three parts assembled to enable a 145mm x 1mm thread. It is beautifully made and fully integrates with the Nikon lens. Anodized Aluminum Hood 145mm x 1mm Standard Thread Enabled. Integrated Filter Adapter Tight Fit like Part of the Lens. Available Filter includes MC UV CPL ND4 ND8 Filters