The SMC KQB2H04-01S Pneumatic Male Connector is a high-quality fitting designed for use in pneumatic systems. Made by the reputable brand SMC in Japan, this connector ensures reliable and efficient connections for 4mm tubes and R1/8 threaded connections. With a one-touch design, it provides easy and secure attachment, making it a convenient and essential component for various industrial and commercial applications. This unit quantity of 1 connector is a must-have for any business or industrial setting requiring precise and durable pneumatic fittings.