For professionals in the field of photography and videography, the Kupo Speed Rail Shim Adapter is an essential tool. This set of two adapters allows for a seamless connection between a 2" coupler and a 1-1/4" (42.2mm) pipe or tube. Crafted from durable black anodized aluminum, these adapters are designed to withstand the rigors of frequent use while maintaining their integrity. The shims ensure a secure and perfect mount, enhancing the stability of your camera or other equipment. Their versatility makes them suitable for a wide range of projects, allowing you to adjust the height of your equipment with ease. Sold by Adorama, a trusted retailer of high-quality photography and videography equipment, these sturdy and reliable Speed Rail Shim Adapters are an invaluable addition to your professional gear..