The 4 Metal Screw Type Cap from Fittings Unlimited Inc is a durable and reliable solution for securing fittings in various applications. Made from high-quality metal, this cap ensures a tight seal and protection against contaminants. Its design allows for easy installation and removal, making it a practical choice for professionals. This cap is compatible with a range of fittings, providing versatility and efficiency in hydraulic systems. Ideal for both industrial and commercial use, it meets industry standards for quality and performance.