Bearing Casing Bearing Block of Drive Shaft Assembly Part no 40090800 or Equivalent, Flight Bar Assembly Part no 40050201 or Equivalent, Bearing Casing Bearing Block of Return Shaft Assembly Part no 40061300 or Equivalent, Sprocket for drive shaft Part no 40091220 or Equivalent, Sprocket for return shaft Part no 40061002 or Equivalent, Drive Shaft Assembly with nut shaft and Key Part no 40091100 or Equivalent, Return Shaft Assembly with nut shaft and Key Part no 40060900 or Equivalent