Grease caps for trailer hubs is made of cold rolled sheet and rubber, surface zinc-plated, strong and sturdy, not easy to deform, anti-corrosion and anti-rust. The trailer axle cap is designed to avoid the trailer axle from dust, preserve the grease, prevent axle corrosion and as decoration. Hub grease caps are designed with removable rubber plugs, easy to install and maintain. Trailer grease cover is fit most standard 2000 -3500 lb trailer wheel hub. In order to install firmly, the trailer grease caps are designed to be slightly larger. You need to use a hammer or rubber mallet to knock it into place.

Specification:
Product name: Dust cap for trailer axle.
Size: The diameter of trailer hub cap: 50.6 mm / 1.98".
Height: 36.5 mm / 1.43".
Material: Cold rolled sheet and rubber.
Color: Silver.

You will receive:
4 pcs trailer hub covers.
8 pcs plugs.

Notes:
1.Manual measurement, please allow slight errors on size.
2.The color may exist slight difference due to different screen displays.