Features 1. Applicable Occasion: If your lift or simple lift door is not operating smoothly or becomes stuck, these rollers can help resolve such issues effectively. 2. Excellent Performance: Rollers enhance the damage resistance and flexibility of lift tailgate auxiliary components. 3. Design: Compact structure with a smooth finish, suitable for everyday use and helps maintain the quality and longevity of the handle support. 4. Application: Widely used in trailer tailgates, easy lift gates, lifting beds, elevators, and similar applications, providing a reliable user experience. 5. Durable Material: Made from high-strength aluminum alloy, offering firmness, precision, safety, and long-lasting durability. Specification Item Type: Trailer Tailgate Roller Material: Aluminum alloy Total Length of Roller: 1-3/4 in Roller Diameter: 1 in Application: Suitable for trailers, lifting beds, elevators, easy lift gates, and similar lift assist mechanisms Package List 4 x Trailer Tailgate Roller