Amazon.com : FeiyuTech WG2X-Official 3-Axis Gimbal for GoPro Hero8/7/6/5/4 AEE YI 4K Wearable Stabilizer Bike Bicycle/Helmet/Car Mounting Gimble for Action Camera : Electronics
Amazon.com: Handheld Gimbal Adapter for GoPro Hero 9 Black Camera Switch Mount Plate Adapter for DJI Osmo Mobile 4 3 Connect with Gopro 9 : Electronics
Handheld Gimbal Stabilizer Adapter for DJI OSMO Mobile 3/4/OM4 to GoPro Hero 9 603922710202 | eBay
North GoPro 3-Axis Stabilization Gimbal, GoPro Hero 3 and 3+, GoPro Hero 4 Silver and Black - Walmart.com
Top 10 best gimbals for GoPro in 2018 & Buyer's Guide