Specification: Packing size 5.9*3.1*2.3 inch, 0.287 lbs. The Pressure Control is Suitable for 190 LTS Parts, 210 ES Parts, 210 LTS, 390 Nova, 390 Parts, 390 Ultra Material: copper, stainless steel, plastic Sturdy: The material and craftsmanship make the Pressure regulating valve better in quality, resistant to high temperatures and not easily deformed. Purpose: Used to adjust the pressure of the machine, suitable for 390 original machine. After-sales service: If the product is unusable and damaged, it will be refunded in full, and contact us if you have any questions. The Pressure Control Suitable for 190 LTS Parts, 210 ES Parts, 210 LTS, 390 Nova, 390 Parts, 390 Ultra