Made of high quality aluminum alloy material in five processed colors. Matte surface treatment, not easily oxidized. Look very beautiful and fashion to match your bicycle, fixed gear bike,  folding bikes and balance scooter. Various bright colors, choose one best for your bike. Great bicycle components for your cycling sports. Specification:Item color: blackProduct material: aluminum alloyDimension: approx. 25.4*520mm / 1*20.5inHeight: 80mm / 3.1inItem weight: approx. 196g