It is DJI | [, for disposal product, impossible of exchange return of goods by poor exterior] Ronin-S RS1 (one hand carrier gimbal for single-lens reflex camera Mirrorless interchangeable-lens camera) D Jay
CAME-TV Base Adapter With D-Tap For DJI Ronin S Gimbal RS1-BASE - AliExpress
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Dji Ronin-S Rs1 Black | 052900064995 | Cash Converters
DJI Ronin-S RS1 Gimbal Stabilizer For DSLR Mirrorless Cameras