Parker Tools and Fixings Kee Klamp adjustable single swivel sockets are perfect for railing applications where landscape is inconsistent and unpredictable; designed especially for livestock steel tube fencing applications. Use two KEE KLAMP Type M53-8 components at upright to create any angle with horizontal rails. This component is designed to be used with KEE KLAMP Type F50-8 to create an adjustable swivel joint. Any angle is achievable on both 'x' and 'y' plains making on-site configuration and installation easier than ever before.