For Canon EF 100-400mm f / 4.5-5.6L IS II USM. Replaces the original tripod mount base of Canon EF 100-400mm f / 4.5-5.6L IS II USM lens, bottom is quick release plate of RRS standard interface, compatible with RRS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE ball head, suitable for IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-70BK / IS-JZ80BK, etc.
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