... certificate, OEM service offer Main information about our motorcycle sprocket:Specifications:Model No.:TITAN99. TITIAN2000,CG125,XLR, YBR125 ... 428H, 525, 530 etcMaterial:1045 steel, 1023 steel and 16MnSurface-finishing:Sandblasting, Dull polish, Galvanized, with ... treatment:High frenquency quenching and CarburizationPackaging:Blister card, Slide blister, Poly bag, sprockets and chain set box or ...