The CKD FTL4-M3 is an ultra-small pneumatic fitting designed for general piping applications, featuring compatibility with M3 and M5 piping sizes and Ø3 tube diameters. This mini-type tube fitting is ideal for compact installations and offers reliable performance in fluid control systems. With its rotating element and extension fitting bushing, the FTL4-M3 ensures seamless integration into pneumatic systems, making it a versatile choice for automation solutions.