GoPro 3-Way Grip / Arm / Tripod Mount - REVIEW - YouTube
Amazon.com : SOONSUN Thumb Screw Bolt Kit Replacement with WiFi Remote Clamp Mount Holder and Wrist Strap for GoPro 3-Way Grip Arm Tripod : Electronics
GoPro 3 Way 2.0 Grip, Arm, Tripod (GoPro Official Mount) for Hero 11 10 9 8 7 Black - AliExpress