Welcome to the store! Wide Application: Suitable for connection between water blocks, radiators, water pumps, reservoirs, and other water cooling systems. Easy Installation: 90-degree elbow design, 360-degree rotatable, easy to screw on and off. Made of premium brass material, durable and reliable. With soft and round silicone ring, perfect for connection and sealing, effectively preventing water leakage. Delicate Workmanship: Chrome plating on the surface, durable and beautiful, resists rust and corrosion. Features: Wide Application: Suitable for connection between water blocks, radiators, water pumps, reservoirs, and other water cooling system kits. Easy Installation: 90-degree elbow design, 360-degree rotatable, easy to screw on and off. Made of premium brass material, durable and reliable. With soft and round silicone ring, perfect for connection and sealing, effectively preventing water leakage. Delicate Workmanship: Chrome plating on the surface, durable and beautiful, resists rust and corrosion. Specification: Material: Brass Color: Black, Silver (optional) Surface Treatment: Chrome plating Thread Type: G1/4 Inner Diameter: 12.9 mm Outer Diameter: 18mm Weight: 33g Size: Approx. 3.2 x 1.8 x 1.8 cm / 1.3 x 0.7 x 0.7 inches Package List: 1 * Pipe Fitting Note: Please allow 0-2mm error due to manual measurement. Thanks for your understanding.