Hubcaps work through constant enviromental exposure, including hot, cold, wet, dry and road salt conditions. To fight back, SKF Scotseal Hubcaps combine sophisticated design with tough materials ranging from polymers to zinc-plated steel clad in weather-resistant dichromate armor. There are other hubcaps on the market, but none provide better wheel-end protection. For well over a decade, SKF Scotseal Hubcaps have helped fleets log literally billions of trouble-free miles. SKF products are designed and manufactured to the highest quality standards, ensuring long life and safety.