PRODUCT FEATURES Assembly Required Customer is responsible for selecting the correct nozzles based on their pressure washer. This affordable surface cleaner is manufactured by General Pump and features a 20" ABS cover with anodized aluminum sub components. The Hammerhead is shipped with 2502 nozzles. Maximum temperature rating is 180 degrees and maximum psi is 4000. Diameter: 20" 1,000 to 4,000 PSI operating pressure 8.0 GPM maximum flow Weight: 21 lbs. Dimensions: 70" x 21" x 21" Reviews Featured Products GP Hammerhead 20" Spray Bar $44.85 Add to Cart General Pump Safety Relief Valve $25.35 Choose Options General Pump Thermal Relief Valve $16.35 Choose Options GP Pump Kit 01 $63.46 Add to Cart