Amazon.com : Tamron AF 70-300mm f/4.0-5.6 SP Di VC USD XLD for Nikon Digital SLR Cameras : Camera Lenses : Electronics
Amazon.com : iShoot Tripod Mount Ring for Nikon AF 80-400mm f/4.5-5.6D ED VR, Lens Collar for Nikon AF-S 300mm f/4D IF-ED Lenses-Camera, Lens Tripod Support Holder with Quick Release Plate fit ARCA-Swiss