Equip your semi truck's wheels with enhanced protection against dust, oil, and debris, with the OTR 6-Hole Aluminum Trailer Hub Cap with Expertise Built In. Due to its exterior cover that guards against harmful roadside materials, this removable hub cap is the ideal choice to protect a wheel's lug nuts, bolts, and axles. Constructed with sturdy metals and a streamlined design for an easy-to-install or remove process. FleetPride is your First Click in Heavy Duty.