Feature:1. [Thread] Using sophisticated production technology, with fine workmanship, the thread of the water stop plug is male and female G1/4in.2. [Electroplating Processing] Made of black coated brass, the surfaces are electroplated, the hard tube fitting is durable, with a long service life.3. [Fixing Method] Using inner hex M8 fixing method, this G1/4in male to female extender fittings is very easy and simple to install.4. [2 Colors Available] There are 2 different colors that you can choose, including black and silver, you can pick according to your preference.5. [Specification] The thread length of the tube extender fitting is approx. 4mm/0.16in, and the height is approx. 25mm/0.98in.Specification:Item Type: Extender FittingMaterial: High Quality First Class BrassModel: BYCZT-C25Thread: Female G1/4in, Male G1/4inAccessories: White Silicone Sealing Ring (Installed), Black Sealing Ring (Spare) (White is Long Life Silicone Sealing Ring, Black is High Temperature Resistant Sealing Ring)Fixing Method: Inner Hex M8 FixedSurfaces Treatment: Electroplating, Electrophoresis.Package List:1 x Extender Fitting1 x Sealing Ring Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.