Feature: 1. MILKER PULSATOR It can adjust the pulsation frequency through the screw on the back of the pulsator. 2. DURABLE AND STURDY Made of high quality plastic material, wear resistant, anti aging, and have a long service life. 3. MILKING MACHINE ACCESSORIES Pulsator is a device that periodically changes air pressure, and is one of the important components of the milking machine system. 4. EASY TO INSTALL With four air outlets design, it can be used for milking a variety of cows and sheep. 5. SIMPLE OPERATION L90 air pulsator milking is stable, gentle and even, saving time and effort. Specification: Item Type: Milking Pulsator Material: Plastic Weight: Approx. 313g / 11oz Product Size: Approx. 12x8.5cm / 4.7x3.3in Outlet Diameter: Approx. 9.5mm / 0.4in Pulse Rate: 60:40 Scope of application: Suitable for dairy experts, dairy farms and medium-sized centralized milking stations Application: Suitable for dairy cows, cattle, goats and sheep. Purpose: Dairy machinery Type: Pulsator, Milking Machine Parts. Package List: 1 x Milking Pulsator Note: 1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.