The 6410-16-10 MB x FB - ORB Reducer-Expander from Pressure Connections Corp. is a high-performance steel fitting designed for fluid transfer applications. This reducer-expander features a male to female ORB connection, ensuring a secure and leak-resistant interface. Constructed from durable steel, it is built to withstand harsh conditions and provide long-lasting service. Ideal for hydraulic and pneumatic systems, this fitting meets industry standards for quality and performance, making it a reliable choice for professionals.