Compatible with Canon RF 100-500mm f/4.5-7.1L IS USM Lens. Canon RF 100-500mm f/4.5-7.1L IS USM Lens. This lens support bottom's dovetail groove is 39mm Arca-Swiss standard, compatible with RRS / ARCA-SWISS / ISHOOT tripod head clamp of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK;.
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