The 316 -20 Male O-Ring Boss x -16 Female O-Ring Boss extender is a precision-engineered hydraulic adapter, constructed from premium 316 stainless steel for exceptional corrosion resistance and long-term durability. Optimized for secure integration in stainless hydraulic systems, its precision-cut threads and O-ring seals provide leak-tight performance under high-pressure conditions, making it ideal for marine, offshore, and demanding industrial applications. By combining robust material strength with exacting tolerances, this fitting enhances system reliability, minimizes potential leak points, and ensures consistent, long-term operation. Order now for fast shipping and professional-grade results.