OR Universal Side Rail Clamps, Sockets, and Extenders designed to ensure ultimate clamping ability for all surgical table accessory positioning needs. Solid Stainless Steel or Aluminum construction. Effortlessly secures most accessories to side rail of any North American surgical table; round, flat, or square bars. Create the most efficient working environment for your medical staff and personnel by equipping your surgical tables with Birkova Products' OR table clamps. Birkova Products surgical table clamps provide medical personnel with an efficient and hassle-free device to easily attach their surgical table accessories to. This allows for easy access to the accessory without disturbing the patients and accessories positioning.