Features: 1. Size Optional: 3/8" female thread x 1/2" male thread, 1/2" female thread x 3/4" male thread, 3/4" female thread x 1" male thread optional, suitable for all barrels / containers with a wall thickness of up to 14 mm. 2. Male thread brass quick connector, female thread inside. Embedded gasket provides strong seal without slipping. 3. Using thread linking to make connection more firmly. Not easy to leak with 2 rubber ring, double sided protection. 4. It can be used in water towers, water inlet and outlet, and self-made water storage barrels, which can be used for various pipes, faucets, hoses, fittings, etc. 5. Heavy-duty brass construction with rustproof, easy to connect. More reliable than aluminum or plastic materials. Specification: Material: Brass + Silicone Color: Gold Product Size: 3.9 x 3.56cm, 4.25 x 3.1cm, 4.5 x 4.2cm Product Weight: 180g, 300g, 500g Package Included: 3 Set x Solid Brass Bulkhead Fitting

What's in the box
3 x Solid Brass Bulkhead Fitting Set