We are motorcycle sprocket factory; Can offer other motorcycle parts, industry sprocket also1) Fast delivery time 2) Good sevice of after-saler 3) High quality and competitive price 4) Free samples canbe offered if needed. 5) Consider from our customer's side to help them save money 6) Material: 1023(A3) steel, 1045(45#) steel, 16Mn 7) Heat treatment: High-frequency quenc hing, carburization 8) Surface treatment: Sandblasting, galvanized, Cr-plating, painting, galvanized etc. Specializing in the production of motorcycle sprocket manufacturer(RenQiu Motor Vehicle Fittings Co., Ltd. ). And now can help our customers export other motorcycle parts through ourselves trade company. We sincerely hope establishing long and friendly business relations with clients from all over the world. Material:   1045  High  Carbon  Steel(S45C,   45#),   SS400(Q235) Specifications Rear  Teeth: 30T/33T/34T/35T-60T Front  Teeth: 8T/10T/12T/13T/14T/15T/16T/17T Model:   HONDA, YAMAHA, SUZUKI  etc.   415, 420, 428, 520 Surface  finish Sandblasting(Natural  color); Electrophoresis(Black/Dark  gray/Gray  etc. ) Painting  and  Galvanized(White/yellow/rainbow  zinc); Packing: Plastic  Film/Bag, Bubble  Bag, Blister  Card, Color  Box  etc. Heat  Treatment Carburization, High  frequency  quenching, heat  one  by  one  on  screen  mesh Main  Market: South  America, Asia, Africa  etc. Advantage Durable  in  use, Competitive  price, Fast  delivery, Professional  Manufacture