Features: With 1/2-inch external thread, 2-way or 3-way quick coupler for option. Made of high quality carbon steel, with high strength and great durability. Supports maximum 1.0MPa working pressure, -20℃ to 60℃ working temperature, more practical to use. Widely used in pneumatic components, air tools and automobile accessories. Self-locking type. Heavy duty quick connector, thickened design. Note: Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding.