17, 22 tooth fixed gear wheel spacer ring 15x22x2mm for Simson S51, S53, S70, S83, SR50, SR80, KR51/2, M531, M541, M741
kickstart pinion gear 18 teeth 3-speed for Simson S50, KR51, KR51/1, SR4-1, SR4-2, SR4-2/1, Schwalbe, Star, Sperber, Spatz, Habicht