The AIR BRAKE TEE ENDS TUBE 1/2" is a reliable and practical product designed for use with nylon or copper air brake tubing. It is DOT compliant and meets SAE J246 requirements, ensuring its quality and safety. Made with all brass construction, this product features a pipe thread sealant that offers numerous benefits. It provides a no-leak assembly instantly, saving both time and expense. Unlike tape shredding or liquid sealant washout, this pre-applied sealant will not contaminate systems. Additionally, it can be reused up to five times and provides excellent thread lubrication to prevent galling. Sold individually, it fits most makes and models.