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1st and 2nd gears
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1st and 2nd gears

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25.00
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1st and 2nd gears
1st and 2nd gears
1st and 2nd gears
1st and 2nd gears
1st and 2nd gears
1st and 2nd gears
No longer available
product-image-64
product-image-64

1st and 2nd gears on mainshaft.
20 and 16 teeth.

BSA WM20, M20, M20WD and M21 (1937 to 1947)
BSA M20, M21, B31 and B33 (1948 and up)

Part number: 24-4231

SKU 24-4231

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