The Filler Cap (OTC) from REX INTERNATIONAL is designed for secure closure in fluid reservoirs. This cap features a robust construction that ensures a tight seal, preventing leaks and contamination. Made from durable materials, it offers excellent resistance to wear and environmental factors. Its standard design allows for easy installation and compatibility with various systems. Ideal for automotive and industrial applications, this filler cap meets industry standards for quality and performance, making it a trusted choice for professionals seeking reliability in their operations.