Ring Omtrek (diameter)

•  57 mm (diameter 18,1 mm) (1)
•  60 mm (diameter 19,1 mm) (2)
•  62 mm (diameter 19,7 mm) (1)
•  66 mm (diameter 21,0 mm) (1)
•  67 mm (diameter 21,3 mm) (1)
•  69 mm (diameter 22,0 mm) (1)
•  72 mm (diameter 22,9 mm) (1)
•  75 mm (diameter 23,9 mm) (1)