Amazon.com: iShoot Lens Collar Support Tripod Mount Ring Compatible with Nikon AF-S Nikkor 200-500mm F5.6E ED VR -with Arca-Swiss Fit Quick Release Plate Compatible with ARCA-Swiss Standard Ball Head of 39mm :
Nikon AF-S 200-500mm VR Review & Sample Images by Ken Rockwell
Nikon AF-S NIKKOR 500mm f/5.6E PF ED VR super telephoto prime lens