main shaft pinion 2nd and 1st gear BSA B31, B33, M20, M21 and M20 WD

20,66

Part number: 24-4231 Categories: ,

Description

main shaft pinion 2nd and 1st gear.

20 and 16 teeth.

BSA B31, B33, M20, M21  gearbox and M20 WD

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