brand new and high quality The liquid level of the water tower or pool is automatically controlled by the crank arm and the floating ball. The maintenance is simple, flexible and durable, the liquid level is accurately controlled, and the float valves has a high degree. Feature: Made of high-quality Brass+Stainless steel material, durable, firm and anti-corrosion. It is a sphere with no support shaft. The sphere is clamped by two valves seats in a "floating" state. It is mainly used to cut off, distribute and change the direction of medium flow on the pipeline. Valves for seat sealing design, with reliable reverse sealing valves sealing rod, fireproof static electricity function, automatic pressure relief and locking device, etc. Suitable for chemical industry, petroleum, natural gas, metallurgy, and other industries. Specifications: Material: Brass+Stainless steel Size: screw length: 54.5mm/2.1in, 56mm/2.2in, 73mm/2.8in Color: Silver+Gold Optional Type: DN15, DN20, DN25 Pressure: 1.6MPa Working medium: water, oil, anti-corrosion non-combustible gas Suitable Temperature: -10-120/14-248 Quantity: 1 PC Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Float Ball Valves