Spacer ring

1 mm (Herbst I/II/IV), 1mm (Herbst TS/SUS), 2 mm (Herbst I/II/IV), 2 mm (Herbst TS/SUS), 3 mm (Herbst I/II/IV), 3 mm (Herbst TS/SUS), 4 mm (Herbst I/II/IV), 4 mm (Herbst TS/SUS), 5 mm (Herbst I/II/IV)