20PCS 17mm 19mm 21mm Car Tyre Nut Bolt Exterior Decoration Car Wheel Nut Caps Protection Caps Anti-Rust Auto Hub Screw Cover Origin : CN(Origin) Condition: 100% Brand New These simple nut caps help protect your bolt heads from dust and corrosion.It prevent the screws from rusting. Easy to install, just press the nut covers straight to the bolts.It is durable and toughness. 3.Wheel nut covers which can both protect and decorate the wheel bolts of your car.SpecificationApplicable models: 17mm 19mm 21 mm universal Adaptation model: 17mm 19mm 21mm universal Matching relationship: matching Material: NylonPackage includes20*Wheel Nut Bolt Head Cover Cap 1* black clip(other accessories demo in the picture is not included.