This quick-connect gas coupler enables fast tool changes in welding systems. The brass construction provides durability and corrosion resistance. The 3/8" BSP female thread fits standard hoses and regulators. The push-to-connect design allows single-handed operation. The positive locking mechanism prevents accidental disconnection. The integrated check valve prevents gas loss when disconnected. The compact size (2-1/2" overall length) maintains system flexibility. Ideal for shops with multiple torches or regulators. The smooth interior bore maintains proper gas flow. The corrosion-resistant finish ensures long service life. A convenient accessory for improving workflow efficiency in welding operations.