Features: All aluminum-alloy materials, CNC-precision machining and anti-skid design; Full angle 360-degree rotation- self-tightening adjustment can be adjusted to any angle; By rotating the disc, the camera can be fixed at any position; The hand-twisted disc has a reinforcement hole, which can be strengthened and locked with a hexagonal hand to make the adapter and the camera firmly locked; Universal 1/4" accessories, which can be use for One X2/10/9/8/Osmo2 Action cameras and other motion cameras to photographic equipment with 1/4 screw holes. Specifications: Type: 1/4" Screw to 3-Slot Metal Adapter Material: Aluminum alloy+ stainless steel Surface-process: Anodized Size: approx 24x36.5mm/9.45x14.37in Color: Black/Red/Gray Product weight: approx 25g Package Includes: 1PCx Metal Adapter note: Transition: 1cm=10mm=0.39inch. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!