Material: stainless steel trailer wheel center caps with aluminum badge. Aluminum logo stickers are provided separately, personalize your wheels by applying the stickers however you like to achieve a unique look Size: Outer Diameter: 4.25 in / 108 mm ( With bottom lip diameter: 4.49 in / 114 mm ) Total Height: 4.29 in / 109 mm, Internal height: 3.94 in / 100 mm Application: Compatible with 4.25 trailer truck hub bore, 4.29 tall Easy installation: Push-through hubcap, Just push the cover directly into the center of the rim. Check the measurements of your wheel center caps to verify if this item will work on your vehicle Size 4.25 Center Hole, 4.29 Height Color Black Brand Name RTRHINOTUNING Manufacturer RHINOTUNING Material Type Stainless Steel Item Type Name wheel center caps Exterior Finish Matte Black Painted Stainless Steel Included Components wheel center caps Manufacturer Part Number 20263018MB Manufacturer Warranty Description Provide 30 days return service