Lens Collar Tripod Mount Ring Support for Tamron 50-400mm f/4.5-6.3 Di III VXD A067 with Arca-Swiss Quick Release Plate Aluminum Alloy. Take your photography to new heights with ease and precision. Designed for Tamron 50-400mm f/4.5-6.3 Di III VXD A067, can't be used for other lenses.
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