National’s complete heavy-duty hub cap offering includes:
- Chrome plated
- Chrome with window
- Cast aluminum — oil
- Cast aluminum — grease
- Cast aluminum — Hubo
- Polycarbonate Pro-Par design
- PSI grease and oil
Each hub cap is packed with a premium Fel-Pro flange gasket that’s engineered to prevent contamination of hub lubricants and provide protection for bearings and seals. These Fel-Pro gaskets feature a nonstick coating, which makes installation hassle-free and ensures superior sealing.