The SMGLRUEAT 1PC Brass Straight 2 Way Barbed Reducer Connector is a compact hose fitting designed to join hoses with different outer diameters. This straight reducer provides a secure, inline connection from 8 mm hose outer diameter to 4 mm hose outer diameter. The ends are barbed for reliable grip and a tight seal when used with hose clamps. It is a 1 piece fitting built for durability and simple installation. Key benefits Enables inline size reduction from 8 mm to 4 mm to adapt components in tight spaces Brass construction offers durability and corrosion resistance for water and light chemical environments Barbed ends provide a secure grip with hose clamps for a reliable seal Straight two way design simplifies installation in confined areas Onepiece construction minimizes leak paths and simplifies maintenance Key attributes Material: Brass Ends: Barbed Size: 8 mm to 4 mm hose outer diameter (OD) Configuration: Straight two way pipe fitting reducer connector Quantity: 1 piece (1PC) Model: SMGLRUEAT Applications Connecting an 8 mm OD hose to a 4 mm OD hose in DIY projects, irrigation, or water transfer lines Small equipment cooling loops or air lines where different hose sizes must be joined Inline size reduction in tight spaces for hobbyist projects or lightduty automotive and workshop setups Installation and recommendations Use with hose clamps to ensure a secure seal Cut hoses squarely and push fully onto the barbed ends Verify compatibility of hose material with brass and the operating environment Ensure the larger 8 mm end and the smaller 4 mm end are correctly oriented for the intended flow path