The GLADHAND SEAL Universal from Fittings Unlimited Inc is a crucial component for ensuring leak-free connections in trailer and truck air brake systems. This seal is designed to fit standard gladhand fittings, providing a reliable barrier against air leaks. Made from durable materials, it offers excellent resistance to wear and environmental factors, ensuring long-lasting performance. The universal design allows for easy installation and compatibility with various systems, making it an essential part of any air brake assembly. Its robust construction guarantees reliable operation under pressure.