Do you want to install a new bulkhead tank fitting? Or do you need to replace your old water tank parts? If your answer is yes, then you can consider our products. Made of brass materials, wear-resistant and , widely used in water towers, water tanks, rain , etc. Features -Color:Yellow -Material:Brass -Size:4.30X3.00X3.00cm/1.69X1.18X1.18in -Thread: 3/8" Female, 1/2" Male -Inner thread diameter: 15mm - thread diameter: 20mm -Width across flats: 28mm -Clamping Thickness: 0-25mm - The bulkhead fittings are made of brass material, which is strong and not easily corroded, suitable for long-time use. - This brass bulkhead tank fitting with seal rings, allows you to connect garden hose to this fitting with peace of mind - The brass bulkhead fitting is reasonably designed, sturdy and durable, easy to use and install, and highly flexible - 3/8 inch female thread inside, 1/2 inch male thread bulkhead fittings, convenient for you to connect garden hose - The scope of application is wide, it is very suitable for water towers, water inlet and outlet, water storage , etc Package list: 2 x Bulkhead Tank Fittings with Sealing Rings