1. The standard 90°/45° elbow angle can flexibly change the flow direction of the pipeline, adapt to the steering and installation needs of various pipelines, and the pipeline layout is regular and not messy. 2. Strictly comply with international common size standards, the threads/interfaces are accurately compliant, with extremely small tolerances, suitable for all types of pipes and fittings of the same specifications, and full compatibility. 3. The structure is simple and integrated design requires no complex tools. It is easy to connect and quickly disassembled. Novices can also quickly complete pipeline modification, maintenance and construction work., Manufacturer: XAFGTHG