rear swingarm spacer for Simson KR51/1 Schwalbe, KR51/2 Schwalbe, S50, S51, S53, S70, S83, SR4-1 Spatz, SR4-2 Star, SR4-3 Sperber, SR4-4 Habicht, SR50, SR80
rear sprocket carrier V2 reinforced for Simson S50, S51, S53, S70, S83, SR50, SR80, KR51/2 Schwalbe, Sperber, Star, Habicht