Overcome your mounting challenges with the Universal C-Clamp with 1/4"" Female Thread and 1/4""-20 Thumbscrew Knob. This versatile and sturdy clamp is designed to securely hold your camera accessories and other equipment to a wide range of surfaces, from shelves and plate glass to cross bars, steel, and desktops. Engineered for durability and reliability, this high-quality C-clamp is universally compatible and can accommodate an opening of the jaw ranging from 3mm to 42mm. The inclusion of a 1/4""-20 thumbscrew knob ensures easy adjustment and stability, enhancing the user experience and ensuring your equipment is held firmly in place. Further enhancing its versatility, the clamp features built-in 1/4""-20 female threads. This thoughtful design element allows you to add accessories with either 1/4"" female or male threads, expanding the range of equipment you can use with this robust C-clamp. Crafted by Camvate, a reputable brand known for its top-tier camera accessories, this Universal C-Clamp is a testament to their commitment to quality and functionality. Whether you're a professional photographer or a hobbyist, this C-clamp is an essential tool for your equipment setup..