Perfect TR618A Match: Designed to seamlessly replace TR618A valve stems, these are meticulously crafted to ensure compatibility. Check your part number to confirm precise fit and avoid any mismatches in your agricultural machinery. Designed for Heavy-Duty Use: Ideal for tractors, graders, and backhoes, these valve stems fit standard 5/8-inch valve holes. They are engineered to meet the rigorous demands of various industrial environments, providing reliable performance. Easy Liquid Ballast Filling: Features a large opening for straightforward air or liquid filling, enhancing the efficiency of maintenance operations. This design simplifies the process, making it less time-consuming and more effective for industrial use. Durable Brass Construction: Made from superior quality brass, these valve stems are resistant to rust and wear. They can withstand high temperatures and harsh conditions, making them a durable choice for your agricultural equipment. Efficient and Heat-Resistant: Equipped with a fast-flow valve core for quick filling and an EPDM grommet that withstands temperatures up to 212°F. These features ensure the valve stems operate effectively under various temperature conditions. Colour:Gold Material:copper Package Contents: 30 x Tractor Air Liquid Valve Stems