Features: Lens collar support is specially designed for RF 100-400mm f/5.6-8 IS USM lens. Applicable Model: for RF 100-500mm F4.5-7.1L IS USM Lens. Inner wall of the tripod ring is irregular in structure, and the switch hole is reserved, which does not affect the use of the switch on the lens, the tripod ring cannot be rotated, and only supports horizontal.
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