Check the listing for details. Brass Pipe Fitting G3/8 Adapter 100mm Extension Connector Hex Coupling. Condition: New. Listed at 17.07 USD. What is this?Brass pipe fitting mainly used to extend pipes and water pipes, especially for those pipes that need to be extended due to the deep recessed wall. Widely used in bathroom pipe devices, pipeline connections for oil or water, etc.What will I get?Brass pipe fitting, we provide here, are in the size of:Material: BrassColor: Golden ToneThread Size: G3/8 Female to G3/8 MaleSize: 100 x 19mm / 3.94 x 0.75 inch (L*W)In the package of: 1 Pack x Pipe FittingIs there any advantages of the product?1. Brass has corrosion resistance, high hardness, and high strength, ductility at high temperatures,2. Extended design available for connecting pipes or fittings for ease of useHow to use it?Confirm the thread size you need, and then tighten the thread according to the connection direction.