The 4MI-4FI Straight Fitting by Fittings Unlimited Inc is a versatile component designed for hydraulic systems. Featuring a 4mm internal metric thread and a 4mm female interface, this fitting ensures compatibility with a wide range of applications. Its durable construction provides excellent resistance to wear and corrosion, making it suitable for both indoor and outdoor use. The straight design allows for easy installation and maintenance, reducing downtime. Ideal for automotive, industrial, and agricultural applications, this fitting meets industry standards for performance and safety.