Balhoofd montagesteun met 1"bol + 3 prong adapter – Converterman
Amazon.com : LimoStudio 360 Degree Mini Ball Head Adapter for Monopod, Tripod, Camera, Compact DSLR, Cell Phone, Light Stand, Photo Studio, AGG2351V2 : Electronics
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Mini Ball Head with Lock and Hot Shoe Adapter Camera Cradle for Canon | eBay
Bexin Qr-50n Serie Statief Balhoofd Adapter Aluminium Quick Release Spalk Klem Voor Arca Swiss Dslr Camera Balhoofd - Auxiliary Devices - AliExpress
Mini Ball Head Ring Light Adapter Hot Shoe Mount Adapter for Cameras, Camcorders, Smartphone, Gopro, LED Video Light, Microphone, Video Monitor, Tripod, Monopod - Walmart.com
Speedometer Adapter Ring – Arcadia Cushman Company