... .GB,JIS,DIN,BS,ANSI. Features to further Sprocket,Chain Sprockets,Motorcycle Sprockets: Material Status of Sprocket:Forged,Cast or Rolled ... Sprocket:GB,JIS,DIN,BS,ANSI;Type of Sprocket:Roller chain;Style of Sprocket:Standard or Nonstandard;Size & Structure of ... bikes,industrial fields,others;Typical Products of Sprocket:machine sprocket,motorcycle sprocket,bike sprocket,inert sprocket,Idler sprocekt;