Features: Engineered with accuracy 3/8" female and 1/4" male threads for seamless conversion between royal and metric systems, these stainless steel adapters feature 30% thicker wall for industrial grade pressure resistance. Straight flows design minimizes fluid resistance while accuracy machined interfaces with leak proof sealing secure secure connection in gas/liquid transfer systems. Essential for plumbers, HVAC technicians, and enthusiasts requiring strong fittings for standard pipe connection in maintenance or systems upgrades. Optimizes fluid transfer efficiency in industrial machinery, residential plumbing, and irrigation systems where royal to metric pipeline compatibility is critical. erosion resistant stainless steel construction withstands extreme temperatures and high pressure environments, delivering lasting performances across diverse piping configurations. Specifications: Component : Stainless Steel 304 Product size: 1.26 inches long and 0.86 inches in diameter Installation way : threaded link Working temperature: minus 60℃-400℃ Type: 2 for Option Package Includes: 2xPipe Fitting note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.