This product is a hose coupler, made of solid materials, safe and durable. It can last for a long time without being easily . The product is an excellent air hose fitting that can bring you more convenience, allowing you to have a more comfortable experience. Features -Color:White -Material:ABS -Size:4.50X2.00X2.00cm/1.77X0.79X0.79in -A convenient and efficient solution is available for reverse water systems with the 1/4 inch to 3/8 inch push-in type quick connector, which is designed for easy installation and compatibility with different ro water systems. -The quick connector prevents clogging and ensures a consistent water supply, providing a reliable solution for long-term use. -With its durable and , the crimp fitting is suitable for various residential, commercial, and industrial applications, making it a versatile choice for different settings. -The air hose fitting is easy to install and can be used with different ro water systems, offering a convenient solution for users. -The hose coupler, with its compatibility and durability, provides a reliable and efficient solution for ro water systems, ensuring a consistent water supply without the risk of clogging. Package list: 15 x fittings