Motorcycle handlebar top clamp, any bike that uses an M8 threaded bolt. - 3 M8 Screws(As picture shown). - 1 Ball head.
eBay
25mm/1 inch to 17mm Ball Adapter + RAM Mounts B Size Double Socket Arm for Garmin 17mm Swivel Ball Mounting Pattern GPS Mount
Aliexpress UK
360 Degrees Rotation: You can cleverly use the knob to tilt your head in any direction and rotate 360 degrees for panoramic photography. The ball head is made of premium material. Hard and Firm: Comfortable texture and smooth rotation give you the best shooting experience.
eBay
1" Aluminum RAM Ball Mount Head Adapter with 1/4" Threaded for Double Socket Arm for Insta360 GoPro DJI OSMO Action Camera
Aliexpress UK
Double socket arm. 1 x Double Socket Arm. The model 65mm, it is short type, no need spring for use.
eBay
1 Inch 25mm Motorcycle Ram Ball Mount Support Bike Handlebar Railing Super Clamp for Gopro Insta360 Garmin Camera Accessories
Aliexpress UK
Motorcycle handlebar top clamp, any bike that uses an M8 threaded bolt. - 3 M8 Screws(As picture shown). - 1 Ball head.
eBay
Motorcycle Handlebar Clamp Ram Mount Base with 1 Inch Ball Mount for Gopro Garmin Action Camera Bicycle Rail Clip Support
Aliexpress UK
The diamond base features non-slip rubberized grooves to prevent rotation, while the 1" ball head locks securely into RAM socket arms. Crafted from fiber-reinforced nylon, this 1" ball diamond mount base combines lightweight durability (40% lighter than aluminum) with exceptional impact resistance.
eBay
Handlebar Clamp Ram Mount Base with 1 Inch Ball Mount for Gopro Garmin Action Camera Motorcycle Bicycle Rail Clip Support
Aliexpress UK
This part is designed to fit into the cylindrical bore wall of fork stems. Ball Head Mount only, other accessories demo in the picture is not included. Item Type: Ball Head Mount. 1 x Ball Head. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
eBay
Motorcycle Handlebar Clamp Ram Mount Base with 1 Inch Ball Mount for Gopro Garmin Action Camera Bicycle Rail Clip Support
Aliexpress UK
Motorcycle Combination Base for Handlebar or Brake/Clutch Reservoir with 1” Ball. The combination handlebar and brake/clutch reservoir base provides the ultimate flexibility for mounting to your motorcycle.
eBay
For Garmin GPS Mount Suction Cup Dashboard & Windshield Mount For Car Swivel Ball Mounting Pattern With Strong Suction Cup
Aliexpress UK
Motorcycle Combination Base for Handlebar or Brake/Clutch Reservoir with 1” Ball. The combination handlebar and brake/clutch reservoir base provides the ultimate flexibility for mounting to your motorcycle.
eBay
FANAUE 1 Inch Ball Adapter Aluminum alloy 25/20/17mm Diamond Ball Base, Square Ball Base Compatible with RAM Mounts Arm
Aliexpress UK