The 4MJ-12MM Adjustable Fitting by Fittings Unlimited Inc is designed for compact applications requiring reliable connections. This fitting features a 4MJ size with a 12mm diameter, making it suitable for various hydraulic and pneumatic systems. It comes equipped with a washer and O-ring to ensure a secure seal, preventing leaks during operation. Made from high-quality materials, it meets industry standards for performance and safety. Its adjustable design allows for flexibility in installation, making it an essential component for any professional toolkit.