Features: Premium aluminum alloy super clamp with double 1/4" and 3/8" screw holes offering versatiled mounting solution for cameras, smartphones, and microphones across photography accessories and studio setups. Features 50mm jaw opening, 3kg load capacity, and triple thread compatibility (1/4" male/female + 3/8" female) for seamless integration with tripods, stabilizers, and camera mount clamps. Ideal for photographers, videographers, and content creators needing reliabled mounting for action cameras, monitors, or lighting gear during dynamic shoots. Secures to pipes (13-50mm), tables, railings, or branches for outdoor adventures, studio productions, or live streaming setups requiring flexible positioning. Compact 96g design ensures effortless portability while maintaining industrial grade durability for professional photography equipment stabilization. Specifications: Component： Aluminum alloy + iron Black Clamp size: about 5.5cmx8cmx2cm/2.17x3.15x0.79in Interfaces: 1/4 internal screw hole, 3/8 internal screw hole Can clamp round tube with a diameter of 13mm-50mm and tabletop with a thickness of less than 50mm Package Includes: 1PC 1/4+3/8 internal thread metal clip 1PC 1/4 male screw note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.