The SMC KK4P-02F KK Series S Couplers are designed for seamless and efficient connections in your pneumatic systems. These couplers feature a female thread type, ensuring compatibility with a variety of setups. The one-touch fitting type is standardized, making installation quick and hassle-free. Constructed from ultra high-impact PBT resin, these couplers offer exceptional durability and reliability, even in demanding environments. Ideal for both industrial and commercial applications, the KK Series S Couplers provide a robust solution for your connection needs.