The McAlpine FLEX-JKS is a flexible fitting designed for use in plumbing systems. It is manufactured by McAlpine, a UK-based company that specializes in plumbing products. The FLEX-JKS features a BSP (British Standard Pipe) coupling nut on one end and a BSP male thread on the other end. This design allows the fitting to be easily installed in a variety of plumbing applications, including those that require a flexible connection between two pipes. The flexible design of the fitting allows for some movement between the pipes, which can help to reduce stress on the plumbing system and prevent leaks or damage. The FLEX-JKS is made from high-quality materials and is designed to be durable and long-lasting, providing reliable performance over time. Overall, the McAlpine FLEX-JKS is a versatile and reliable component of a plumbing system, particularly in situations where a flexible connection is required. Its BSP coupling nut and BSP male thread make it easy to install and compatible with a wide range of plumbing systems. ・ Available in 1¼", 1½", and 2" sizes ・ Offers complete flexibility for any required angle or offset ・ Universal Outlet Connection and PVC Plain Spigot to BS EN 1329-1:2000 ・ Approximate adjustable lengths below