53-Pc DOT Brass Air Brake Fitting Kit 1/8″-5/8″

Upgrade your air brake system with this 53-piece DOT-compliant brass air compression union fitting kit from Ailbiuko. Designed for durability and reliability, this assortment includes 4 sizes (1/8" to 5/8") with 53 total components—41 brass union fittings, 34 ferrules, and PTFE tape for leak-proof connections. Each fitting meets DOT FMVSS 571.106 standards, ensuring corrosion resistance, high-temperature stability (-65°F to +200°F), and a pressure rating up to 300 PSI.

Easy to install with push-to-connect design and tool-tightened securement, this kit is ideal for truck air brake systems, industrial workshops, air horns, gauges, and lawn mower repairs. The included teflon tape enhances sealing for long-lasting performance. Perfect for professional mechanics and DIY enthusiasts alike.