B4-RF For 2/3" B4 lens - Canon RF Mount Adapter Ring B4-EOSR B4-EOS R EOS RF for Canon R3 R5 R6 R7 R10 R RP etc.

B4-RF For 2/3" B4 lens - Canon RF Mount Adapter Ring B4-EOSR B4-EOS R EOS RF for Canon R3 R5 R6 R7 R10 R RP etc.

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