Size 72 carburettor main jet with M5 thread for BVF carburettor suitable for Simson S50, S51, S53, S70, S83, SR50, SR80, KR50, KR51/1, KR51/2, Star, Sperber, Habicht, Schwalbe, Spatz.
Simson OEM no. for comparison purposes only: 393160
Simson OEM no. for comparison purposes only: 393160