Perfect for heavy duty tasks like vehicle washing, concrete surfaces cleaning, and agricultural equipment maintenance where stable water flows is critical accuracy crafted from erosion resistant brass, this M20 / M22 adapter features reinforced construction to cracking under extreme pressure and frequent water exposure Ideal for professional cleaners, equipment maintenance technicians, and enthusiasts requiring strong pumps to hose connection for industrial grade cleaning systems Engineered with watertight M20 pumps and M22 hose threading compatibility, this brass connector minimizes pressure loss while ensuring secure attachment during continuous operate Designed for high pressure washer pumps models 510020, 520004, 520006 & 520020, these brass water connectors withstand up to 4500 with double seal threads for leak proof, Manufacturer: GAOINTELL