TEKCAM Action Camera Chest Mount Harness Strap Body Mount Compatible with Gopro Hero 10 9 8 7/Apexcam/Dragon Touch/Apeman/AKASO and most Action Camera: Amazon.co.uk: Electronics & Photo
TELESIN Chest Strap Front Rear Double Body Mount for Action Cameras – telesinstore
Mobile Phone Chest Strap Mount Adjustable Strap Holder Kit Elastic Breathable With J-hook Accessories for DJI Osmo Action Camera
Adjustable Chest Strap Mount for GoPro | Yantralay – yantralay
Chest Strap For GoPro Hero12 Hero 12 11 10 9 DJI OSMO Action Camera Body Harness 5055645922229 | eBay