Features: Easy 0.5" B Fittings secure safe drinking water systems with premium component , meeting modern plumbing standards for B fittings and easy fittings. general compatibility allows direct connector to multiple pipe types through accuracy engineered 0.5" internal thread , eliminating adapters needs for plumbing connectors and tubing installations. Ideal for enthusiasts and professional plumbers search stable , tool easy installation in residential or commercial projects requiring water supply line maintenance. Perfect for basement plumbing, outdoor irrigation setups, and bathroom renovations where erosion resistant fittings with stand moisture heavy environment. Machined sealing thread create leak proof joints in pressurized systems, combining durability with safety for long terms easy carry water applications. Specifications: Component : brass Size: about 2.54x3.3cm/1x1.3inch Package Includes: 1xThreaded Joints Or 3xThreaded Joints Or 5xThreaded Joints note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.