- Quick and Easy Accessory Replacement : Our quick release collar fastening screw allows for instant swapping of accessories, saving you time and hassle during shoots. - Wide Compatibility : Designed with a UNC 1/4 inch screw thread diameter and a 20 mm head diameter, this screw fits a variety of equipment, ensuring you can use it across different setups. - Scratch Prevention and Stability : The innovative rubber pad design not only prevents scratches on your camera but also provides smooth rotation and secure locking, enhancing your shooting experience. - Durable Construction : Crafted from high-quality zinc alloy, this screw offers exceptional rust and corrosion resistance, ensuring it stands up to the rigors of frequent use for a long service life. Use Scenarios : 1. Photography : Quickly switch between lenses or mounts during a photo shoot without losing valuable time. 2. Videography : Effortlessly change accessories on your tripod or stabilizer, keeping your workflow efficient and smooth. 3. Field Work : Ideal for outdoor photographers who need reliable, quick adjustments in changing environments. With its practical design and reliable materials, this fastening screw is an essential addition to your photography or videography toolkit.