The Pro Comp Rockwell is designed using State-Of-The-Art Low-Pressure-Casting Technology providing unsurpassed wheel strength, style and value. Pro Comp Alloys are amongst the highest load rated wheels in the industry, ranging from 2500 LBS to 3650 LBS per wheel. Pro Comp Alloy Wheels combine a light weight, head turning style available in a wide range of finishes and offer The Pro Comp Promise; the only transferable warranty in the industry.