The Shure A13HDB is a heavy-duty cast mounting flange designed for secure and flush installation into desks, podiums, conference tables, and other fixed surfaces. Built for durability and professional use, it features a standard 5/8"-27 threaded fitting, making it compatible with a wide range of gooseneck microphones, microphone mounting shafts, and related accessories.

With a compact yet highly functional design, the A13HDB includes three mounting holes positioned 1 inch from the center at 120-degree intervals, ensuring stable and secure installation. Measuring 3 inches in diameter with a height of 1.312 inches and a base thickness of 0.52 inches, it also features a 0.792-inch 5/8"-27 external thread length. This versatile mounting flange is ideal for applications such as installing gooseneck microphones or securely mounting compatible wireless antennas in professional audio environments.