It is a perfect substitute for the plastic thumb knob screws for GoPro cameras
High strength, high rigidity and precision CNC aluminum alloy processing
The bolt and nut assembly is an ultra-lightweight high-quality aluminum bolt and nut
The small rubber ring prevents wear, but it is not necessary for everyone, so throw it away when you don't need it
Specification:
Material: CNC Aluminum Alloy
Compatible model: for GoPro Hero Black 8 7 6 5 4, for SJcam, for EKEN YI 4K