2/3/4PIN No Soldering Screw Crimping LD16 Aviation Connector for Cable Ø4mm-8mm. PE Pipe Splitter Tee Connector 32mm to 50mm to 50mm T Type 3 Way Reducing Joint. 【High-Quality Material】Our Hexahedron Square Nut are made from Aluminum Alloy, which provides excellent corrosion resistance and rust prevention, ensuring long-lasting durability.