18 x 122 DB11/0 24 mm wide 1.6 mm high Ø inner 67 mm Ø outer 70.2 mm
18 x 153 DB15/0 21.2 mm wide 1.3 mm high Ø inner 67 mm Ø outer 69.6 mm
6 x 153 DB15/07.4 mm wide 1.3 mm high Ø inner 67 mm Ø outer 69.6 mm
6 x 122 DB11/08.3 mm wide 1.6 mm high Ø inner 67 mm Ø outer 70.2 mm