Installing our trailer wheel hub dust caps is a straightforward process that can be done with minimal tools. Simply place the dust cap over the wheel hub and into place using a rubber mallet or a dust cap installation tool. These 2.44-inch bearing dust caps are designed to fit snugly, providing a tight seal that keeps grease in. Whether you're preparing for a long road trip or just routine maintenance, these dust caps ensure your trailer's wheel bearings remain in optimal condition. Features -Color:Assorted Color -Material:Metal -Size:6.50X6.50X3.00cm/2.55X2.55X1.18in (cap) -Size:3.80X3.80X0.80cm/1.49X1.49X0.31in (plug) -Enhanced wheel protection: the trailer hub dust caps offer protection for your trailer's wheel hubs, preventing dirt and water ingress that can cause premature wear -Universal fit: these caps are designed to fit a wide range of trailer axles, making them a versatile addition to your trailer maintenance toolkit -Quick and simple installation: with a userfriendly design, these caps can be installed in minutes, saving you time and effort while ensuring a secure fit -Ideal for outdoor use: for outdoor adventures, these caps help maintain the integrity of your trailer's wheel bearings during camping, boating, and other activities -Reliable performance: engineered for durability, these caps provide reliable performance in various weather conditions, ensuring your trailer remains in top condition Package list: 4 x Trailer Axle Dust Cap