Features： 1、 material, which is durable in use. Powerful spring, simple structure, easy to use and maintain. 2、Can allow pigs to replenish water to a greater extent and improve slaughter rate, practical and convenient to use. 3、Good sealing performance, suitable for all animals that need drink water, such as pig, cattle, ship, etc. 4、Reduce water waste, prevent leakage, prevent bacteria and maintain the health of the pig industry. 5、The steel ball prevents the water from splashing and saving water when the pig is drinking, reduce farming cost. Specification： Condition: 100% Brand New Item Type: Pig Drinker Material: Stainless Steel + Steel Application: Suitable for growing period and fattening period Length: Approx. 68mm / 2.7in, 85mm / 3.3in (optional) 68mm Water Outlet Width: Approx. 23mm / 0.9in 85mm Water Outlet Width: Approx. 26mm / 1.0in External Thread Diameter: Approx. 20mm / 0.8in Connection: Can connect G1/2in DN15 water pipe Weight: Approx. 442g-593g / 15.6oz-20.9oz Instruction: The switch is integrated with the water nozzle, when the pig drinks water, bit the switch to deflect the switch. Water flows into the pig's mouth through the gaps of the rubber pad along the tip of the nozzle. After drinking the water, the pressure spring returns the rod and rubber pad to the normal position. Re-close the water outlet and stop the water supply. Package List： 5 x Pig Drinker