Specifications:
Material: 6061-T6 aluminum alloy
Thread Size: M12-1.5mm female metric

Features:
- These metric weld on fittings are designed to be sealed with an aluminum crush washer. They have a machined flat surface for the perfect washer seal
- Stepped design allows easy mounting and welding
- Use for your custom oxygen sensor install, exhaust, down pipe, headers, exchangers and other installations where weld-in or weld-on metric connection is needed
- Compatible with most fluids

Notice: Professional installation is highly recommended! (No instructions included)