MuHize 3/16" Brake Line Unions – Brass Connectors for High-Pressure Repairs Fix or upgrade brake lines safely with MuHize’s corrosion-resistant brass unions, designed for 3/16" tubing and 3/8"-24 threads. Ideal for DIYers and professionals addressing leaks, custom builds, or restorations. Key Benefits Premium Brass Construction: Resists corrosion and vibration, handles 3,000+ PSI pressure for brakes and fuel lines. Leak-Proof Inverted Flare Design: SAE J533-compliant seal ensures safety in critical systems. 10-Piece Universal Kit: Repair multiple lines or complex projects with one pack. 3/8"-24 Thread Compatibility: Fits GM, Ford, Dodge, and select Toyota/Honda models (verify OEM specs). Easy Installation: Works with steel, copper-nickel, or nylon 3/16" OD tubing. Common Uses Replace rusted brake line sections (wheel wells, frame rails). Extend lines for lifted trucks, engine swaps, or custom suspensions. Fix poor flares from previous repairs. Why Brass? Outlasts steel in salty or humid climates. Anti-galling threads for smooth tightening. Handles extreme temperatures without cracking. Pro Tips Use inverted flare tools for leak-free seals. Pair with steel/copper-nickel tubing (avoid aluminum). Test with soapy water post-installation. Not Compatible With Metric bubble flare systems (e.g., BMW, VW). Double-flare or 1/4" tubing (use MuHize’s 1/4" Brake Line Kit). Why Choose MuHize? Safety & Reliability: OEM-grade brass construction. Cost-Efficient: 10-pack saves time and money. Versatile: Perfect for repairs, restorations, or mods. Upgrade your brake system with MuHize’s durable, leak-proof solution for confident DIY success. PACKAGE INCLUDE - 10 x heavy guty brass 3/8"-24 threads unions. Note: The unions are 3/8"-24 threads (special for regular 3/16 inch tube fitting size). Please check before shopping! HIGHER QUALITY - MuHize brake line fittings are made of durable brass with unique rust corrosion proofing technology. Operating temperatures range: -53- 121 degrees C (-65 to 250 degrees F). INVERTED FLARE UNION- Any 2 (3/16 inch) brake lines can be easy to joined with Muhize unions. The sizes for unions are 3/8"-24 threads, which is the regular fitting size for 3/16 inch tube. WIDELY APPLICATION - MuHize 3/8" - 24 threads fittings commonly fits for regular inverted flare/ double flare sizes for 3/16 inch brake lines tube. PROFESSIONAL - MuHize focus on outstanding features and benefits of braking line. 100% brand new & made from excellent materials, and good contact.