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SETTO Adjustable Cold Shoe Extension Bar Cold Shoe Rail for DSLR Accessories Lights Monitors Microphones 20cm|Follow Focus| - AliExpress
Niceyrig 15mm Rod Clamp Cold Shoe Mount 15mm Should Rig Rail Rod Clamp Cold Shoe Mount 1/4" 3/8" Screw Rod Clmap Diy Camera Rig - Camera Cage - AliExpress