Replace your standard grease caps with these bearing protectors to prevent internal corrosion. Spring-loaded pistons ensure that water and debris stay out of hubs, even when they're submerged. Built-in zerks make it easy to grease your bearings.
Features:
Protective caps replace your existing standard grease caps
Spring-loaded pistons ensure that water and debris won't enter your hubs, even when submerged
Keeps pressure inside the hub slightly higher than outside the hub
Prevents contaminants from being drawn into the hub assembly
Built-in zerks make adding extra grease fast and easy
No need to take apart hub
Automatic pressure-relief prevents overfilling
Grease seeps around the edges of the piston to indicate that the hub is full
Chrome plating resists corrosion
Rubber covers keep dirt and debris away from the grease zerks
Specs:
Application: trailer hubs with an inner diameter of 1.985"
Works with hubs with L44643, L44649 or L44640 outer bearing
Features:
Specs: