"Take pro-level photos with your smartphone using the Manfrotto Twist Grip Universal Smartphone Clamp! It fits most smartphones and connects it to any kind of support, including bases with 1/4"" threads. The twist grip and locking knob secure your phone in place in just a few steps. Sturdy aluminum construction. A must-have smartphone accessory Fits most smartphones Connects your phone to any kind of base, including bases with 1/4"" threads Twist grip and locking knob secure your phone in place Sturdy aluminum construction"