Ideal for tripods, selfie sticks, live streaming rigs, phone mounts, and action cameras, it particularly suits users requiring flexible device positioning on the Available in four lengths: 21cm/32cm/42cm/52cm Flexible 17mm Ball Head to 1/4" external thread adapter rod for tripods, selfie sticks, live streaming mounts, phone holders, and action cameras This 17mm to 1/4" external thread composite ball adapter enhances your mounting setup, designed for seamless integration with industry-standard double ball socket mounting arms Whether navigating city streets or live streams, its 360-degree rotation allows effortless device for optimal viewing angles Constructed from and aluminium alloy, this adjustable angles adapter ensures long-term durability and compatibility with all 17mm mounting systems