Gladhands Set with 4pcs Glad Hand Seals,Seals Tool,Universal Gladhand Aluminum Emergency Air Hose Brake Coupling Service Handshake Set for Truck Semi Trailer RVs 2pcs Red 2pcs Blue.

Gladhands and gladhand seals are used when connecting pressurized air hoses or brake lines from trucks or semi-tractors to trailers. These gladhand connectors or gladhand couplings form an interlock between truck and trailer. Gladhand seals prevent air from escaping once connected. Gladhands and gladhand seals are typically designated by color: red for emergency brake lines, blue for service air lines, and black/silver for universal use.

• 【PREMIUM CORROSION RESISTANCE】:Crafted with an anodized aluminum cast body, Wrap-around connector plate provides additional strength，powder-coated connector plate for corrosion resistance,zinc-coated detent plates,E-coated screws for corrosion protection.Vitonsbay's Gladhands are engineered to resist corrosion,ensuring long-lasting performance.
• 【ENHANCED DURABILITY】:Equipped with series full-face rubber wide lipped seals, these gladhands are built to withstand the rigors of daily use, providing added durability for your air brake system.
• 【WEATHER-RESISTANT】:Durable gladhand are heat,oil and UV-resistant.Gladhand has a black rubber seal,eliminates potential for leaking between connections.At the same time, we have provided 4 pcs seal to ensure that you can find them quickly when you need to replace them.
• 【EASY TO INSTALL】:Make sure to connect correctly,red & blue protective finish helps youquickly identify your lines.
• 【MEET DOT STANDARD】:The gladhand meets or exceeds SAE J318 specifications.