The Greenlee Seal Unit (50435434) features a 4.500 bore Glyd Ring, designed for effective sealing in hydraulic and pneumatic applications. This seal unit is constructed from high-quality materials, ensuring durability and reliability under pressure. Its precise dimensions allow for a secure fit, preventing leaks and enhancing system performance. The Glyd Ring design provides superior sealing capabilities, making it ideal for various industrial applications. This seal unit is compliant with industry standards, providing peace of mind for professionals. Its compact design allows for easy installation and maintenance, making it a must-have for any toolkit.