Diameter

• 70 mm (1) 

  25 mm (2) 30 mm (1) 32 mm (2) 35 mm (3) 40 mm (3) 45 mm (3) 50 mm (3) 55 mm (3) 60 mm (3) 65 mm (1) 75 mm (1) 80 mm (1) 90 mm (1)

Material

• Steel C45 (1) 

  Became 40HM (1)