and reliable: The replacement pump head is made of alloy material, providing sturdy, safe, and dependable performance for car washing tasks. performance design: Features a 12 plunger adjustable pressure pump head to deliver efficient and powerful cleaning for your car wash needs. Easy installation: Can be installed with the appropriate professional tools; straightforward replacement for compatible units. Broad compatibility: Suitable for 220V handheld home car washers, making it a versatile accessory for your cleaning equipment. Practical use scenarios: Regular home car wash: Attach to a 220V handheld washer and use adjustable pressure to remove dirt and grime efficiently. Wheel and tire cleaning: Apply higher pressure to clean brake dust and grime from rims and tires. Detail and tight spot cleaning: Use lower or optimized pressure to rinse around trim, bumper seams, and other hardtoreach areas without overhanding sensitive surfaces.