Item Type: Trailer Hub Bearing Dust Caps <br>Material: Aluminum alloy, rubber <br>Fit for most standard 2000 to 3500 pounds trailer wheel hub for both types of axles EZ Lube and standard. <br>Fit for standard brake or idler trailer axles for most 4 lug or 5 lug axles with 1.98 in diameter cap<br>1、Compatibility: Dust caps is fit for most standard 2000 ?3500 pounds trailer wheel hub for both types of axles EZ Lube and standard. <br>2、Function: Trailer axle caps are designed to keep the trailer wheels from getting dusty and are not only a simple decoration, but also help you maintain the wheels. <br>3、Strong Sealing: The galvanized bearing dust capsis rust proof and has good sealing and compatibility, long term durability. <br>4、Anti Aging: The dust caps is made of aluminum alloy and rubber, durable, flexible, high toughness, aging resistant, abrasion and tear resistance. <br>5、Practical Tool: Sufficient equipment to meet your daily use or replacement, and is a practical tool for your trailer use.4 x <br> <br>Trailer&nbsp;Hub&nbsp;Bearing&nbsp;Dust&nbsp;Caps