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AD-E1 adapter (to put traditional five-pin Canon flash gear onto the multi-function foot and either maintain weathersealing [EL-1, 600EX II-RT) or add compatibility [R50]).
EL-5
ST-E10 transmitter
OC-E4A off-camera multi-function shoe cord
AD-E1 adapter (to put traditional five-pin Canon flash gear onto the multi-function foot and either maintain weathersealing [EL-1, 600EX II-RT) or add compatibility [R50]).
EL-5
EL-10
ST-E10 transmitter
OC-E4A off-camera multi-function shoe cord
AD-E1 adapter (to put traditional five-pin Canon flash gear onto the multi-function foot and either maintain weathersealing [EL-1, 600EX II-RT) or add compatibility [R50]).