1.[WIDE COMPATIBILITY NAB hub adapters compatible with Studer , , , and more. Versatile and adaptable to meet your specific needs. 2.[HIGH PERFORMANCE Experience precise and reliable operation with lockable NAB hub adapters. Achieve optimal rotational concentricity and eliminate wobble for smooth recordings. 3.[EXQUISITE CRAFTSMANSHIP Impeccably crafted 10-inch opener with a perfect fit and elegant gray polish. Enhance the appearance and functionality of your recording setup. 4.[DURABLE MATERIAL Made of strong aluminum alloy and plastic, these 10-inch openers are built to last. Resistant to damage for long-term use and reliability. 5.[EASY INSTALLATION Effortlessly install these 10-inch openers for instant use. Simplify your recording process with straightforward setup and user-friendly design.