Towing a truck or bus often means pulling the drive axles. And a lack of oil can result in burnt bearings, scorched hubs and melted seals. These Axle Caps are equipped with an oil-access hole for adding oil to the hub prior to towing to prevent damage. Options: 22-pc. Axle Cap Set fits most major truck and bus hubs on the road, including Dana, Meritor and Mack.4-in-1 Axle Caps fit most 8-bolt tandem and large single axles – the most popular hub on the road.10-pc.Medium- and large-sized coversOil-access holeHigh-density polyethyleneIncludes the most popular models for trucks and buses. Includes 2 of each model with gasketsThis set is designed to cover a wide range of trucks from an F-450 or Isuzu truck up to tractor trailer
