High-quality Brass Equal PU Connector Assemblies designed for secure, leak-proof connections of equal-diameter PU tubes. Made from premium brass with excellent strength, corrosion resistance, and long service life. Precision-machined for smooth airflow, stable pressure handling, and vibration resistance. Widely used in automation, pneumatic systems, compressors, refrigeration, and industrial machinery, with OEM customization in sizes, finishes, and branding.