Our trailer axle dust caps are essential for maintaining the longevity and performance of your trailer. Designed specifically for trailer wheel hubs, these grease caps provide a secure fit, ensuring that dust and debris are kept out of your wheel bearings. This helps to prevent premature wear and tear, ultimately saving you time and money on maintenance. Ideal for use on boat trailers, utility trailers, and RVs. 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) -Dust and moisture protection: the axle dust caps and grease caps effectively prevent dust and moisture from the axle, extending the lifespan of your trailer components -Bearing sinking prevention: the bearing dust caps prevent the wheel bearings from sinking into the ground, protecting both the wheels and the trailer body from potential damage -Easy installation: designed for easy installation, these caps can be quickly and conveniently fitted without the need for professional skills, making them ideal for diy enthusiasts -Versatile application: suitable for trailer modifications, these caps are for outdoor travel, camping, and other recreational activities, ensuring safe and comfortable journeys -Durable construction: made from metal materials, these dust caps are built to withstand harsh outdoor conditions, providing protection for your trailer's wheel bearings Package list: 4 x Trailer Axle Dust Cap