1、Wide Application: The axle hub cap is suitable for most 7000‑8000 pound axles, with strong compatibility, suitable for Dexter trailers, campervans and RVS. 2、Material: Trailer axle dust covers are made from heavy duty metal, sturdy and high strength, ensuring they have a longer lifespan. 3、Dustproof: Combined with 4 rubber plugs, the bearing dust cover can effectively stop dust intrusion and improve the service life of the bearing. 4、Size: With diameter of 2.72 inches /69mm. Please check the size information and compatibility carefully before placing an order. 5、Easy Installation: They are designed to be easy to install and do not require specialized tools or professional help. It's a simple, straightforward process.