Radical designs with an impressive finish take the look of your ride to the next level. Precision-machined, high-quality aluminum offers superior performance. 14" - 15" wheels come with QB logo black center caps. 18" - 24" wheels come with limited edition QuadBoss Bull logo center caps.. Load Rating: 14" 800 lbs., 15" 1,000 lbs., 18"-24" 1,200 lbs.