Features: 1. Easy to install, requiring no tools when connecting or disconnecting pipes. 2. Steel body and copper core, not easy to leak and durable with long life. 3. Nickel plated surface is wear resistant and antioxidant. 4. High precision threads ensures tight fastening. 5. Widely applicable for the connection between pneumatic devices and air hose. Specifications: Material: Steel + Copper Optional Types: 2 Way, 3 Way, 4 Way, 5 Way Thread: PT 1/4 Height: 58mm/2.28in Hole Diameter: 12mm/0.47in Bottom Length: 68mm/2.68in (2 Way), 98mm/3.86in (3 Way), 125mm/4.92in (4 Way), 155mm/6.10in (5 Way) Weight: Approx. 206g (2 Way), 289g (3 Way), 381g (4 Way), 473g (5 Way) Package Includes: 1 x Pneumatic Quick Fitting Connector Note: Please allow slight error due to manual measurement. Thanks for your understanding. Package List 1Easy to install, requiring no tools when connecting or disconnecting pipes. 2Steel body and copper core, not easy to leak and durable with long life. 3Nickel plated surface is wear resistant and antioxidant. 4High precision threads ensures tight fastening. 5Widely applicable for the connection between pneumatic devices and air hose.