Haoge Lens Collar Foot Tripod Mount Ring B (W) for Canon EF 300mm f/4L IS USM, EF 35-350mm f/3.5-5.6L USM, EF 100-400mm f/4.5-5.6L IS USM, EF 70-200mm f/2.8L USM & IS & IS II & IS III Arca Plate