Part of the modular Super Knuckle system that uses a double-ended shell to accept two ball joints or other adapters that rotate 360°, the Universal Smartphone Clamp with 1/4"-20 Mount from Kupo is compatible with smartphones from 2.3 to 3.3" in width, allowing their use as a monitor or camera. The mount occupies one end of the shell, leaving the other end available for accessories such as the Super Knuckle Super Claw.
