Description: Made from high grade and rust-free plastic, durable for use. Compatible with inner diameter 50mm hose, universal fit industrial vacuum cleaner water absorption machine. user friendly. Easy to attach the machine in&out. Can be used for a wide variety of dry pick up tasks such as cleaning dirt, sawdust, furniture, or venetian blinds. Suitable for industrial vacuum cleaners, water absorption machine. A perfect replacement vacuum cleaner parts for you. Specification: Material: Plastic Color: Black Length: Approx. 77mm/3.03inch Inner diameter: Approx. 59mm/2.33inch External diameter: Approx. 64mm/2.52inch Package Includes: 1 Piece Vacuum Cleaner Long Connector Note: Please check the size and appearance before bid. The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.Thanks for understanding!