Flash Hot Shoe Mono/PC Sync Adapter – Camtraptions
Amazon.com : Pixel e-TTL Flash Hot Shoe Adapter with Extra PC Sync Port for Canon DSLRs and Flashguns : Flash Shoe Mounts : Electronics
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Flash Hot Shoe Mono/PC Sync Adapter – Camtraptions
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SC-6 Hot Shoe Flash Stand Adapter met 1/4-inch Tripod Screw | bol.com