The black anodized crankset is a new design, through excellent processing technology and high-quality raw materials, the performance of black anodized crankset up to a higher standard. We are perfect for every detail of the black anodized crankset, guarantee the quality level, so as to bring you the perfect product experience. thumbike is a professional China black anodized crankset manufacturer and supplier, if you are looking for the best black anodized crankset with low price, consult us now!