Please note that the main product image shows only one size. Be sure to select the correct size before ordering. This set includes 10 pieces of quality transparent plastic 90degree elbow hose pipe connectors with male threads. Sizes included are 1/8 inch, 1/4 inch, 3/8 inch, and 1/2 inch male thread, with corresponding inner diameters of 6.4 mm, 7.9 mm, 9.5 mm, and 11.1 mm. Key Features: Durable transparent plastic construction for longlasting performance and resistance to wear, corrosion, and most common fluids. Compact 90degree elbow design allows for efficient redirection of hose flow in tight spaces, improving system layout and accessibility. Multiple size options in a single set ensure compatibility with a wide range of hoses and equipment, reducing the need for multiple purchases. Male thread ends offer secure connections for stable, leakresistant installations. Easy to install and remove without requiring specialized tools. Practical Applications: 1. Suitable for use in laboratory setups requiring precise hose positioning and secure fluid transfer between equipment. 2. Ideal for aquariums, hydroponics systems, or water filtration installations where space is limited and fluid flow needs to change direction without kinking hoses. 3. Useful in industrial or workshop environments for pneumatic or liquid transfer systems, helping to maintain efficient and organized hose arrangements. With this 10piece set, you can quickly adapt and connect hoses of different sizes while keeping your system neat, functional, and leak. The transparent design allows you to visually monitor fluid movement, making it a versatile choice for professional or hobby use.