Flexible Rotation & Installation: The 3 / 8 " threaded hole supports additional photography gear, and the 360degree rotating ball head allows precise angles adjustments for optimal setups Multi Device Compatibility: Easily mounts monitors, LED lights, phone holders, tablet clamps, or cameras via 1 / 4 " screws, while the locking knob securely attaches to cages or rails for stable positioning Versatile Metal Clamp: This highly aluminum alloy clamp features a 360 degree double ball head design with 1 / 4 " male / female screws and 3 / 8 " threaded holes, perfect for DSLR cameras, monitors, LED lights, and microphones Durability & Portable: from lightweighted aluminum alloy with components, this 14.5cm clamp ensures reliability for photography, vlog and outdoor filming adventures Wide Clamping Ranges: Securely grips round tubes ( 13mm 53mm diameter) or objects under 53mm thick, ideal for tripods, mic stands, bike / motorcycle handlebars, and live streaming rigs