If you're looking for a versatile and precise camera positioning solution, the Kupo Super Knuckle Hex Baby Stud with 1/4""-20 Camera Plate is an exceptional choice. This innovative modular system is part of the renowned Kupo Super Knuckle lineup, designed to offer unparalleled flexibility and precision for photographers and videographers. At the heart of this system is a double-ended shell that houses two robust ball joints, allowing you to attach a variety of interchangeable accessories on either end. The standout feature of the Super Knuckle System is its single, central knob, which enables simultaneous tightening of both ball joints. This unique design provides complete control over your camera's positioning, ensuring that your accessories are exactly where you need them. This specific model includes a 1/4-inch screw camera plate and a 5/8-inch (16mm) hex baby stud, making it universally compatible with most camera models and the Convi Clamp system.