Get your semi truck's wheels Ready for the Road Ahead™ with enhanced protection against dust, debris, and oil, with the SKF Oil Fill 6-Hole Hub Cap. To prevent damage to a wheel's lug nuts, bolts, and axles, this removable hub cap attaches to the frame to guard against roadside materials. Fashioned with durable metals and an ergonomic design for an easy-to-install or remove process. FleetPride is your First Click in Heavy Duty®.