Heavy-Duty Material: Made of high-quality carbon steel with zinc plating, these trailer axle dust caps resist rust, corrosion, and deformation, that extending the wheel bearing caps' s service life . The rubber plugs are oil-resistant and durable, ensuring long-term use
Widely Used: Outer Diameter: 2.72 inches – Compatible with most standard 7000-8000 lb trailer wheel hubs, including EZ Lube and standard axles. Always verify size before purchase
Dual Protection: Designed to block dust, water, and contaminants, these trailer bearing dust caps preserve grease and prevent axle corrosion. The removable rubber plug allows easy maintenance and re-greasing. Just press to install and pull to remove by hand
Extra Rubber Plugs Included: Package comes with 4 trailer axle covers kit + 4 spare rubber plugs for emergencies. The high-elasticity rubber ensures a tight seal to prevent grease leaks
Easy Installation & Reliable Performance: Install in seconds with a rubber mallet or wooden block. Contact us for any issues!