iShoot Lens Collar Support for Canon EF 70-200mm f/4L USM Canon 70-200mm f/4L IS USM Canon 400mm f/5.6 L USM and 80-200mm f/2.8

iShoot Lens Collar Support for Canon EF 70-200mm f/4L USM Canon 70-200mm f/4L IS USM Canon 400mm f/5.6 L USM and 80-200mm f/2.8

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