The 1/4 Hose Inner Diameter Parker Tru Brass Coupler is a high-performance quick-connect fitting designed for pneumatic applications. It features a hose barb connection that securely fits a hose inside diameter (ID), ensuring a tight, leak-free attachment. This coupler follows the Tru-Flate (T-Style) interchange standard, making it compatible with a wide range of pneumatic tools and systems. This coupler is an essential component in high-performance air and fluid handling systems, ensuring efficiency, reliability, and durability in demanding applications.