D20S2.8 75mcl 20mm aerosol spray metered valve with Aluminum cup is a spray device component with precise design and practical functions. This product is designed for application scenarios that require precise control of the spray volume and is suitable for the packaging and use of a variety of aerosol products. The metering valve is made of high-quality materials to ensure good durability and sealing. Its spray port diameter is 20mm, which can release the spray evenly and stably to meet the user's strict requirements for the spray effect. At the same time, the 75ml capacity design not only ensures sufficient volume for a single use, but also avoids waste and realizes the effective use of resources. The D20S2.8 metering valve has a built-in precise metering mechanism that can accurately control the dosage of each spray to ensure the accuracy and consistency of product use. This feature makes the product have a wide range of application prospects in many fields such as medicine, cosmetics, and detergents.